import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
	public static void main(String[] args) throws NumberFormatException, IOException {
		long 			x, y, origX, origY;
		String			buffer;
		BufferedReader 	reader = new BufferedReader(new InputStreamReader(System.in));

		while((buffer = reader.readLine()) != null){
			x = Long.parseLong(buffer.split(" ")[0]);
			y = Long.parseLong(buffer.split(" ")[1]);

			origX = x;
			origY = y;

			if(x < y){
				long tmp = x;
				x = y;
				y = tmp;
			}

			long mod;
			while((mod = x % y) != 0){
				x = y;
				y = mod;
			}

			System.out.println(y + " " + (origX * origY / y));
		}


	}

}
/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