87948640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42283}}^1$

素因数の和:42311

約数の個数: 48

約数和(自身を含む): 223766928

約数和(自身を除く): 135818288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 42283, 84566, 169132, 211415, 338264, 422830, 549679, 676528, 845660, 1099358, 1353056, 1691320, 2198716, 2748395, 3382640, 4397432, 5496790, 6765280, 8794864, 10993580, 17589728, 21987160, 43974320, 87948640]

約数ペア:

[(1, 87948640), (2, 43974320), (4, 21987160), (5, 17589728), (8, 10993580), (10, 8794864), (13, 6765280), (16, 5496790), (20, 4397432), (26, 3382640), (32, 2748395), (40, 2198716), (52, 1691320), (65, 1353056), (80, 1099358), (104, 845660), (130, 676528), (160, 549679), (208, 422830), (260, 338264), (416, 211415), (520, 169132), (1040, 84566), (2080, 42283)]