1 and 7
35 is a multiple of 7 7 and 1 are a factor pair of 7. 3 and 5 are a factor pair of 15
factor pair = 50,1factor pair = 25,2factor pair = 10,5
factor pair = 268,1factor pair = 134,2factor pair = 67,4
With the possible exception of a pair of pants or a pair of scissors. 71 is a single number. 7 and 1 is a factor pair of 7.
factor pair = 110,1factor pair = 55,2factor pair = 22,5factor pair = 11,10
factor pair = 36,1factor pair = 18,2factor pair = 12,3factor pair = 9,4factor pair = 6,6
factor pair = 45,1factor pair = 15,3factor pair = 9,5
factor pair = 580,1factor pair = 290,2factor pair = 145,4factor pair = 116,5factor pair = 58,10factor pair = 29,20
factor pair = 1512,1 factor pair = 756,2 factor pair = 504,3 factor pair = 378,4 factor pair = 252,6 factor pair = 216,7 factor pair = 189,8 factor pair = 168,9 factor pair = 126,12 factor pair = 108,14 factor pair = 84,18 factor pair = 72,21 factor pair = 63,24 factor pair = 56,27 factor pair = 54,28 factor pair = 42,36
factor pair = 324,1factor pair = 162,2factor pair = 108,3factor pair = 81,4factor pair = 54,6factor pair = 36,9factor pair = 27,12factor pair = 18,18
The factor pairs of 4,568 are:factor pair = 4568,1factor pair = 2284,2factor pair = 1142,4factor pair = 571,8
The factor pairs of 80 are:factor pair = 80,1factor pair = 40,2factor pair = 20,4factor pair = 16,5factor pair = 10,8