#include <bits/stdc++.h>
using namespace std;

ifstream in("sum.in");
ofstream out("sum.out");

const int DIM = 100000;

int main()
{
    int F[DIM + 1];
    for (int i = 2; i <= DIM; i++)
    {
        F[i] = i;
    }
    for (int d = 2; d <= DIM; d++)
    {
        if (F[d] == d)
        {
            for (int m = d; m <= DIM; m += d)
            {
                F[m] = F[m] / d * (d - 1);
            }
        }
    }
    int n, x;
    in >> n;
    for (int i = 1; i <= n; i++)
    {
        in >> x;
        out << (long long) F[x] * 2 * x << '\n';
    }
    return 0;
}