86608420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{857}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 189116928

約数和(自身を除く): 102508508

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 163, 310, 326, 620, 652, 815, 857, 1630, 1714, 3260, 3428, 4285, 5053, 8570, 10106, 17140, 20212, 25265, 26567, 50530, 53134, 101060, 106268, 132835, 139691, 265670, 279382, 531340, 558764, 698455, 1396910, 2793820, 4330421, 8660842, 17321684, 21652105, 43304210, 86608420]

約数ペア:

[(1, 86608420), (2, 43304210), (4, 21652105), (5, 17321684), (10, 8660842), (20, 4330421), (31, 2793820), (62, 1396910), (124, 698455), (155, 558764), (163, 531340), (310, 279382), (326, 265670), (620, 139691), (652, 132835), (815, 106268), (857, 101060), (1630, 53134), (1714, 50530), (3260, 26567), (3428, 25265), (4285, 20212), (5053, 17140), (8570, 10106)]