72881864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{5081}}^1$

素因数の和:5261

約数の個数: 32

約数和(自身を含む): 150020640

約数和(自身を除く): 77138776

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 163, 326, 652, 1304, 1793, 3586, 5081, 7172, 10162, 14344, 20324, 40648, 55891, 111782, 223564, 447128, 828203, 1656406, 3312812, 6625624, 9110233, 18220466, 36440932, 72881864]

約数ペア:

[(1, 72881864), (2, 36440932), (4, 18220466), (8, 9110233), (11, 6625624), (22, 3312812), (44, 1656406), (88, 828203), (163, 447128), (326, 223564), (652, 111782), (1304, 55891), (1793, 40648), (3586, 20324), (5081, 14344), (7172, 10162)]