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Cod sursa(job #117860)
var fi,fo:text;
rez,l,nr_div,n:int64;
ct,i1,j1,k,kl:longint;
{ prime:array[1..110000]of byte;}
m:array[1..100010]of int64;
ap:array[1..100000]of int64;
{ primee:array[1..110000]of int64;}
{procedure gen(ba:int64);
var i,j:int64;
begin
i:=3;
primee[1]:=2;
l:=1;
prime[1]:=1;
while i<=ba do
begin
if prime[i]=0 then
begin
j:=3*i;
inc(l);
primee[l]:=i;
while j<=ba do
begin
prime[j]:=1; inc(j,i);
end;
end;
inc(i,2);
end;
end;}
procedure prim(nr:int64);
var i:int64;
begin
ct:=1; nr_div:=0; i:=3;
{if (nr=2)or((prime[nr]=0)and(nr and 1=1)) then
begin
inc(nr_div);
exit;
end;
while i<=l do
if (nr mod primee[i]=0) then
begin
inc(nr_div);
nr:=nr div primee[i];
if nr=1 then exit;
if nr mod primee[i] = 0 then
begin
ct:=2;
exit;
end;
if prime[nr]=0 then
begin
inc(nr_div);
exit;
end;
inc(i);
end
else inc(i);}
if nr and 1=0 then
begin
inc(nr_div);
nr:=nr shr 1;
if nr and 1=0 then begin ct:=2; exit; end;
end;
while i<=trunc(sqrt(nr)) do
begin
if nr mod i=0 then
begin
inc(nr_div);
nr:=nr div i;
if nr mod i=0 then begin ct:=2; exit; end;
end;
inc(i,2);
if nr=1 then exit;
end;
if nr>1 then inc(nr_div);
end;
procedure verif(i:int64);
begin
prim(i);
if ct=1 then
if nr_div and 1 = 1 then rez:=rez + m[i]
else rez:=rez - m[i];
end;
var nr:int64;
begin
assign(fi,'sum.in'); reset(fi);
assign(fo,'sum.out'); rewrite(fo);
readln(fi,kl);
{gen(100000);}
for k:=1 to kl do
begin
rez:=0;
readln(fi,n);
if ap[n]<>0 then writeln(fo,ap[n])
else begin
for i1:=2 to trunc(sqrt(n)) do
begin
if n mod i1=0 then
begin
nr:=2*n div i1;
m[i1]:=i1*(nr*(nr+1) shr 1);
verif(i1);
if i1<>(n div i1) then begin
nr:=2*n div (n div i1);
m[n div i1]:=(n div i1)*(nr*(nr+1) shr 1);
verif(n div i1); end;
end;
end;
m[n]:=n*3;
verif(n);
rez:=(n*(2*n+1))-rez;
ap[n]:=rez;
writeln(fo,rez); end;
end;
close(fi); close(fo);
end.