#include <algorithm>
#include <bitset>
#include <cassert>
#include <cctype>
#include <cmath>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <deque>
#include <functional>
#include <iomanip>
#include <iostream>
#include <list>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <utility>
#include <vector>

using namespace std;
typedef long long int ll;
typedef vector<ll> Vl;
typedef vector<int> Vi;
typedef pair<int, int> Pi;

#define INF   (1e9 + 7)
#define MAX_AB (2000000000)

ll A, B;

ll gcd(ll a, ll b) {
  if (a < b) swap(a, b);
  if (b == 0) return a;
  return gcd(b, a % b);
}

void solve() {
  ll ans0 = gcd(A, B);
  ll ans1 = A * (B / ans0);


  printf("%lld %lld\n", ans0, ans1);
}

int main() {
  while(scanf("%lld %lld", &A, &B) != EOF){
    solve();
  }

  return 0;
}