#include <cstdio>
using namespace std;
long n,i,j;
long long v[100001],x;
int main()
{
    freopen("sum.in","r",stdin);
    freopen("sum.out","w",stdout);
    scanf("%ld",&n);
    for(i=1;i<=100000;i++) v[i]=i;
    for(i=2;i<=100000;i++) if(v[i]==i)
    {
        for(j=2*i;j<=100000;j+=i) v[j]=v[j]/i*(i-1);
        v[i]=i-1;
    }
    for(i=1;i<=n;i++)
    {
        scanf("%lld",&x);
        printf("%lld\n",1LL*2*x*v[x]);
    }
    return 0;
}