#include<cstdio>
 
const int N = 100010;
 
int i,j,n,x,e[N];
int main()
{
freopen("sum.in","r",stdin);
freopen("sum.out","w",stdout);
scanf("%d",&n);
for(i=2;i<N;i++)
e[i]=i;
for(i=2;i<N;i++)
if(e[i]==i)
for(j=i;j<N;j+=i)
e[j]=e[j]/i*(i-1);
 
for(i=1;i<=n;i++)
{
scanf("%d",&x);
printf("%lld\n",(long long)e[x]*2*x);
}
return 0;
}