1 and 17.
(1, 51) (3, 17)
1 and 85 5 and 17
1 and 17
(1, 68) (2, 34) (4, 17)
There are 2 factor pairs of 34:34 = 1 x 3434 = 2 x 17
1 x 85, 5 x 17, 17 x 5, 85 x 1
17 has one factor pair, 1 and 17.
17 is a prime number, so the only factor pair is 1 x 17.
The factor pairs of 34 are (1, 34) and (2, 17). This means that 1 multiplied by 34 equals 34, and 2 multiplied by 17 also equals 34. Since 34 is an even number, its only even factor pair is (2, 17).
1x40, 2x20, 4x10, 5x8 are all the factor pairs of 40.
1 x 17, 17 x 1 (17 is a prime number).
17 is prime. Its only factors are 1 and 17.