The number 18.
12 and 18 have three factor pairs.
The Factors of 65 are 1, 5, 13, and 65. The factor pairs of 65 are 1 x 65, and 5 x 13.
Factor pairs are just the factors of a number listed in a different way. The factors of 20 are 1, 2, 4, 5, 10, 20 The factor pairs of 20 are (20,1)(10,2)(5,4)
For every factor of a number, there is another factor that results when you divide the first factor into the number. Factors can be listed in pairs. Since 9 x 4 = 36, (9,4) is a factor pair of 36.
There are 2 factor pairs of 65.65 = 1 x 6565 = 5 x 13
its a factor with two pairs of the same number
Divide by 5. (65,1)(13,5)
These are the 16 factor pairs for the number 1,080:1080,1540,2360,3270,4216,5180,6135,8120,9108,1090,1272,1560,1854,2045,2440,2736,30
A square number has an odd number of factors, but a number with an odd number of factor pairs is nothing special.
Number of factor pairs = number of rectangles
The number 18.
(1, 65) (5, 13)
76 has 3 factor pairs: (1,76), (2,38), (4,19).
12 and 18 have three factor pairs.
12 and 18 have three factor pairs.
The factor pairs of 16 are (16,1)(8,2)(4,4)