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Anonymous
(90,1)(45,2)(30,3)(18,5)(15,6)(10,9)
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Six of them.
90 and any factor of 90 for example, 10 and 90
The factor pairs of 91 are (1,91) and (7,13).
30 has four factor pairs:30,115,210,36,5
There are three factor pairs for 44:44,122,211,4
1,90,2,45,3,30,18,5,15,6 9,10
60, 72, 84, 90 and 96 have 6 factor pairs.
Yes. Factor pairs are always repeated across pairs since factor pairs are certain kinds of pairs.
factor pair = 90,1factor pair = 45,2factor pair = 30,3factor pair = 18,5factor pair = 15,6factor pair = 10,9
90 = 1 x 90 90 = 2 x 45 90 = 3 x 30 90 = 5 x 18 90 = 6 x 15 90 = 9 x 10
The factor pairs of 28 are :28,114,27,4
the factor pairs are 1x35 & 5x7
Sixteen factor pairs.