81158670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14783}}^1$

素因数の和:14857

約数の個数: 48

約数和(自身を含む): 214486272

約数和(自身を除く): 133327602

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 14783, 29566, 44349, 73915, 88698, 133047, 147830, 221745, 266094, 443490, 665235, 901763, 1330470, 1803526, 2705289, 4508815, 5410578, 8115867, 9017630, 13526445, 16231734, 27052890, 40579335, 81158670]

約数ペア:

[(1, 81158670), (2, 40579335), (3, 27052890), (5, 16231734), (6, 13526445), (9, 9017630), (10, 8115867), (15, 5410578), (18, 4508815), (30, 2705289), (45, 1803526), (61, 1330470), (90, 901763), (122, 665235), (183, 443490), (305, 266094), (366, 221745), (549, 147830), (610, 133047), (915, 88698), (1098, 73915), (1830, 44349), (2745, 29566), (5490, 14783)]