77275640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{859}}^1$

素因数の和:1056

約数の個数: 64

約数和(自身を含む): 188546400

約数和(自身を除く): 111270760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 173, 260, 346, 520, 692, 859, 865, 1384, 1718, 1730, 2249, 3436, 3460, 4295, 4498, 6872, 6920, 8590, 8996, 11167, 11245, 17180, 17992, 22334, 22490, 34360, 44668, 44980, 55835, 89336, 89960, 111670, 148607, 223340, 297214, 446680, 594428, 743035, 1188856, 1486070, 1931891, 2972140, 3863782, 5944280, 7727564, 9659455, 15455128, 19318910, 38637820, 77275640]

約数ペア:

[(1, 77275640), (2, 38637820), (4, 19318910), (5, 15455128), (8, 9659455), (10, 7727564), (13, 5944280), (20, 3863782), (26, 2972140), (40, 1931891), (52, 1486070), (65, 1188856), (104, 743035), (130, 594428), (173, 446680), (260, 297214), (346, 223340), (520, 148607), (692, 111670), (859, 89960), (865, 89336), (1384, 55835), (1718, 44980), (1730, 44668), (2249, 34360), (3436, 22490), (3460, 22334), (4295, 17992), (4498, 17180), (6872, 11245), (6920, 11167), (8590, 8996)]