
import java.util.*;
import java.lang.*;
import java.math.*;

public class Main {
	
	Scanner sc = new Scanner(System.in);
	
	void run() {
		
		long x,y,z;
		long first,second;
		long tmp;
		
		while (sc.hasNext()) {
			
			first = sc.nextLong();
			second = sc.nextLong();
			
			x = first;
			y = second;
			
			if (x<y) {
				tmp = x;
				x = y;
				y = tmp;
			}
			
			do {
				z = x % y;
				x = y;
				y = z;
			} while (z!=0);
			
			System.out.println(x + " " + first * second / x );
			
		}
		
	}
	
	public static void main(String[] args) {
		
		new Main().run();
		
	}
}
/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