The factor pairs of 45 are:
1 × 45
3 × 15
5 × 9
2*45 = 90
15 and -3
These pairs of numbers, when multiplied, equal 90: (1, 90) (2, 45) (3, 30) (5, 18) (6, 15) (9, 10)
1 2
2 and 53
45 and 45
143 and 2
4400 and 2
The numbers are -10 and -70
1 and 83
43 and 2
16 and 17