import java.util.*;
import java.math.*;
public class Main {
	static Scanner sc = new Scanner(System.in);
	static BigInteger a, b;
	public static void main(String[] args) {
		while(read()){
			solve();
		}

	}
	static boolean read(){
		if(!sc.hasNext())
			return false;
		a = sc.nextBigInteger();
		b = sc.nextBigInteger();
		return true;
	}
	static void solve(){
		System.out.print(gcd(a, b) + " ");
		System.out.println(lcm(a, b, gcd(a, b)));
	}
	static BigInteger gcd(BigInteger a, BigInteger b){
		return a.gcd(b);
	}
	static BigInteger lcm(BigInteger a, BigInteger b, BigInteger gcd){
		return a.multiply(b).divide(gcd);
	}
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz