86211620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12641}}^1$

素因数の和:12692

約数の個数: 48

約数和(自身を含む): 203890176

約数和(自身を除く): 117678556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 12641, 25282, 50564, 63205, 126410, 139051, 252820, 278102, 391871, 556204, 695255, 783742, 1390510, 1567484, 1959355, 2781020, 3918710, 4310581, 7837420, 8621162, 17242324, 21552905, 43105810, 86211620]

約数ペア:

[(1, 86211620), (2, 43105810), (4, 21552905), (5, 17242324), (10, 8621162), (11, 7837420), (20, 4310581), (22, 3918710), (31, 2781020), (44, 1959355), (55, 1567484), (62, 1390510), (110, 783742), (124, 695255), (155, 556204), (220, 391871), (310, 278102), (341, 252820), (620, 139051), (682, 126410), (1364, 63205), (1705, 50564), (3410, 25282), (6820, 12641)]