import java.util.Scanner;

class Main {

	public static void main(String[] args) {
		Scanner s = null;
		try {
			s = new Scanner(System.in);

			while (s.hasNextLong()) {
				long[] num = { s.nextLong(), s.nextLong() };
				System.out.println(gcd(num) + " " + lcm(num));
			}

		} finally {
			s.close();
		}

	}

	// ?????????????????????????????????
	// ??§??????????????°??????????????????????????°?????§?????£?????????
	// ??°??????0????????£?????¨??????????????????????????°???????????§??¬?´???°
	private static long gcd(long[] num) {

		long x = 0;
		long a = num[0];
		long b = num[1];
		do {
			x = a % b;
			a = b;
			b = x;
		} while (x != 0);

		return a;

	}

	 //2????????°?????????????????????????????§??¬?´???°??§?????£?????°??????
	 //????°???¬?????°
	 private static long lcm(long[] num) {
	 return (num[0] * num[1]) / gcd(num);
	 }
}
/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