#include<iostream>
#include<stdio.h>
#include<math.h>
#include<iomanip>
#include<string>
#include<algorithm>
#include <cstdlib>
#include<stdlib.h>
#include<sstream>
#include<stack>
#include<vector>
using namespace std;

int main()
{
    long long  a, b;
    cin >> a >> b;
    long long  p;
    if (a > b)
    {
        p = b;
    }
    else
    {
        p = a;
    }
    for (long long  i = p; i >= 1; i--)
    {
        if (a % i == 0 && b % i == 0)
        {
            cout << i << " ";
            break;
        }
    }
    if (a > b)
    {
        p = a;
    }
    else
    {
        p = b;
    }
    for (long long i = p; i <= a * b; i++)
    {
        if (i % a == 0 && i % b == 0)
        {
            cout << i ;
            break;
        }
    }
    return 0;
}