64209525

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{27617}}^1$

素因数の和:27661

約数の個数: 24

約数和(自身を含む): 109588224

約数和(自身を除く): 45378699

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 27617, 82851, 138085, 414255, 690425, 856127, 2071275, 2568381, 4280635, 12841905, 21403175, 64209525]

約数ペア:

[(1, 64209525), (3, 21403175), (5, 12841905), (15, 4280635), (25, 2568381), (31, 2071275), (75, 856127), (93, 690425), (155, 414255), (465, 138085), (775, 82851), (2325, 27617)]