#include <iostream>
using namespace std;

int gcd(int m,int n)
{
	if((m == 0) || (n == 0)) return 0;

	while(m != n)
	{
		if(m > n) m = m -n;
		else n = n -m;
	}

	return m;
}

int lcm(int m,int n)
{
	if((m == 0) || (n == 0)) return 0;
	return ((m / gcd(m,n)) * n);
}


int main()
{
	int a,b,c,x,y;
	cin >> a >> b;
	cout << gcd(a,b) << " " << lcm(a,b)<< endl;
	return 0;
}