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Cod sursa(job #629271)
#include <stdio.h>
#define N 500000
#define M 1000000
char l[N+10];
int pr[79000],p[N+10],n[N+10],i,k=1;
long long j,np=1,m,n1,n2;
short t,d,s;
int main ()
{
FILE * in=fopen ("ssnd.in","r");
FILE * out=fopen ("ssnd.out","w");
pr[0]=2; i=3;
while (i*i<=M) {
while (l[i>>1]) i+=2;
pr[np++]=i;
for (j=i; j<=M; j+=(i<<1)) l[j>>1]=1;
i+=2;
}
for (k=k+1; k<N; k++) if (!l[k]) pr[np++]=(k<<1)+1;
fscanf (in,"%hd",&t);
for (i=0; i<t; i++)
{
fscanf (in,"%lld",&n1);
s=d=1;
for (m=0; pr[m]*pr[m]<=n1; m++)
{
j=pr[m];
if (!(n1%j))
{
n2=n1;
k=1;
while (!((n1=n1/j)%j)) k++;
d*=(k+1);
s=s*(n2/n1*j-1)/(j-1)%9973;
}
}
if (n1!=1)
{
d+=d;
s=s*(n1*n1-1)/(n1-1)%9973;
}
fprintf (out,"%hd %hd\n",d,s);
}
fclose (in);
fclose (out);
return 0;
}