#include<stdio.h>
using namespace std;
int main()
{   long long a,phi[100005];int j,i,n;
    for(i=1;i<=100000;++i) phi[i]=i;
    for(i=2;i<=100000;++i)
        if(phi[i]==i)
            for(j=i;j<=100000;j+=i)
            {
                phi[j]/=i;phi[j]*=(i-1);
            }

    freopen("sum.in","r",stdin);
    scanf("%d",&n);
    freopen("sum.out","w",stdout);
    for(;n;n--)
    {
        scanf("%d",&a);

        printf("%lld\n",phi[a]*2*a);
    }
    fclose(stdin);fclose(stdout);
    return 0;
}