#include <fstream>

using namespace std;

const int VMAX = 1e5;

int e[VMAX+1];

void euler()
{
    for (int i = 2; i <= VMAX; i++)
    {
        e[i] = i;
    }
    for (int i = 2; i <= VMAX; i++)
    {
        if (e[i] == i)
        {
            for (int mult = i; mult <= VMAX; mult += i)
            {
                e[mult] = e[mult] / i * (i - 1);
            }
        }
    }
}

int main()
{
    euler();
    ifstream in("sum.in");
    ofstream out("sum.out");
    int n;
    in >> n;
    for (int i = 0; i < n; i++)
    {
        int x;
        in >> x;
        out << 2LL * x * e[x] << "\n";
    }
    in.close();
    out.close();
    return 0;
}