30125025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 63757824

約数和(自身を除く): 33632799

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 31, 35, 45, 63, 75, 93, 105, 155, 175, 217, 225, 279, 315, 465, 525, 617, 651, 775, 1085, 1395, 1575, 1851, 1953, 2325, 3085, 3255, 4319, 5425, 5553, 6975, 9255, 9765, 12957, 15425, 16275, 19127, 21595, 27765, 38871, 46275, 48825, 57381, 64785, 95635, 107975, 133889, 138825, 172143, 194355, 286905, 323925, 401667, 478175, 669445, 860715, 971775, 1205001, 1434525, 2008335, 3347225, 4303575, 6025005, 10041675, 30125025]

約数ペア:

[(1, 30125025), (3, 10041675), (5, 6025005), (7, 4303575), (9, 3347225), (15, 2008335), (21, 1434525), (25, 1205001), (31, 971775), (35, 860715), (45, 669445), (63, 478175), (75, 401667), (93, 323925), (105, 286905), (155, 194355), (175, 172143), (217, 138825), (225, 133889), (279, 107975), (315, 95635), (465, 64785), (525, 57381), (617, 48825), (651, 46275), (775, 38871), (1085, 27765), (1395, 21595), (1575, 19127), (1851, 16275), (1953, 15425), (2325, 12957), (3085, 9765), (3255, 9255), (4319, 6975), (5425, 5553)]