No, 8 is not a factor of 51.
51 is.
The factor pairs of 51 are (1,51) and (17,3)
Factor tree for 51: 51 * 1 or 17 * 3 Factor tree for 255: 255 * 1 or 51 * 5
The number 5 is an even factor of 50, but not of 51.
51 3,17
The factor pairs of 51 are: 1 x 51 3 x 17
Yes. 1 is a factor of all whole numbers, including 51. Factors of 51 are 1 3 17 51
1, 3, 17, 51
51 3, 17
51 3,17
1, 3, 17, 51.