86297180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{769}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 188348160

約数和(自身を除く): 102050980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 181, 310, 362, 620, 724, 769, 905, 1538, 1810, 3076, 3620, 3845, 5611, 7690, 11222, 15380, 22444, 23839, 28055, 47678, 56110, 95356, 112220, 119195, 139189, 238390, 278378, 476780, 556756, 695945, 1391890, 2783780, 4314859, 8629718, 17259436, 21574295, 43148590, 86297180]

約数ペア:

[(1, 86297180), (2, 43148590), (4, 21574295), (5, 17259436), (10, 8629718), (20, 4314859), (31, 2783780), (62, 1391890), (124, 695945), (155, 556756), (181, 476780), (310, 278378), (362, 238390), (620, 139189), (724, 119195), (769, 112220), (905, 95356), (1538, 56110), (1810, 47678), (3076, 28055), (3620, 23839), (3845, 22444), (5611, 15380), (7690, 11222)]