106
The factor pairs of 72 are (72,1)(36,2)(24,3)(18,4)(12,6)(9,8)
None of them add up to 34. If that was -72, you could use 36 and -2.
158
34
I think you have mistyped your question...
1 and 2042 and 102 3 and 68 4 and 51 6 and 34 12 and 17
1 x 68, 2 x 34, 4 x 17
34
-34
241
34
158
154
2*17 = 34
17 x 2 = 34
4005
The two numbers you can multiply together to equal 782 are 23 by 34.
The numbers are: 6 -3 times the sq rt of 34 and 6 +3 times the sq rt of 34
2*17