86487975

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 179318880

約数和(自身を除く): 92830905

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 89, 105, 175, 225, 267, 315, 445, 525, 617, 623, 801, 1335, 1575, 1851, 1869, 2225, 3085, 3115, 4005, 4319, 5553, 5607, 6675, 9255, 9345, 12957, 15425, 15575, 20025, 21595, 27765, 28035, 38871, 46275, 46725, 54913, 64785, 107975, 138825, 140175, 164739, 194355, 274565, 323925, 384391, 494217, 823695, 971775, 1153173, 1372825, 1921955, 2471085, 3459519, 4118475, 5765865, 9609775, 12355425, 17297595, 28829325, 86487975]

約数ペア:

[(1, 86487975), (3, 28829325), (5, 17297595), (7, 12355425), (9, 9609775), (15, 5765865), (21, 4118475), (25, 3459519), (35, 2471085), (45, 1921955), (63, 1372825), (75, 1153173), (89, 971775), (105, 823695), (175, 494217), (225, 384391), (267, 323925), (315, 274565), (445, 194355), (525, 164739), (617, 140175), (623, 138825), (801, 107975), (1335, 64785), (1575, 54913), (1851, 46725), (1869, 46275), (2225, 38871), (3085, 28035), (3115, 27765), (4005, 21595), (4319, 20025), (5553, 15575), (5607, 15425), (6675, 12957), (9255, 9345)]