#include<cstdio>
using namespace std;
int c[100005];
void ciur(int n)
{
	int i,j;
	for(i=2;i<=n;++i)
	{
		if(c[i]==i)
		{
			for(j=i<<1;j<=n;j=j+i)
				c[j]=c[j]/i*(i-1);
			c[i]=i-1;
		}
	}

}
int main()
{
	freopen("sum.in","r",stdin);
	freopen("sum.out","w",stdout);
	int n,i,x;
	n=100000;

	for(i=1;i<=n;++i)
		c[i]=i;
		ciur(100000);
		scanf("%d",&n);
		for(i=1;i<=n;++i)
		{
			scanf("%d",&x);
			printf("%lld\n",1LL*2 * x*c[x]);
		}
}