There are infinitely many pairs.
Suppose x is any non-zero number. Let y = 32/x.
Then x*y = x*(32/x) = 32
Then there are infinitely many sets of 3 numbers, of 4 numbers, etc.
16 and 2
962
no 3 numbers add to equal 10 and multiply to equal 40.
The 2 numbers that multiply together to equal 678 are 6 and 113.
-3888
-30
137
1 & 512, 2 & 256, 4 & 128, 8 & 64, 16 & 32
-28
16 and 2
34
962
They can be: -4 times 8 = -32
no 3 numbers add to equal 10 and multiply to equal 40.
The two numbers you can multiply together to equal 782 are 23 by 34.
The two numbers you multiply together to equal 391 are 17 by 23.
The 2 numbers that multiply together to equal 678 are 6 and 113.