64340175

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 113068160

約数和(自身を除く): 48727985

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 163, 277, 285, 475, 489, 815, 831, 1385, 1425, 2445, 3097, 4075, 4155, 5263, 6925, 9291, 12225, 15485, 15789, 20775, 26315, 45151, 46455, 77425, 78945, 131575, 135453, 225755, 232275, 394725, 677265, 857869, 1128775, 2573607, 3386325, 4289345, 12868035, 21446725, 64340175]

約数ペア:

[(1, 64340175), (3, 21446725), (5, 12868035), (15, 4289345), (19, 3386325), (25, 2573607), (57, 1128775), (75, 857869), (95, 677265), (163, 394725), (277, 232275), (285, 225755), (475, 135453), (489, 131575), (815, 78945), (831, 77425), (1385, 46455), (1425, 45151), (2445, 26315), (3097, 20775), (4075, 15789), (4155, 15485), (5263, 12225), (6925, 9291)]