129604880

素因数分解:

$2^4\times 5^1\times {\mathrm{677}}^1\times {\mathrm{2393}}^1$

素因数の和:3083

約数の個数: 40

約数和(自身を含む): 301902552

約数和(自身を除く): 172297672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 677, 1354, 2393, 2708, 3385, 4786, 5416, 6770, 9572, 10832, 11965, 13540, 19144, 23930, 27080, 38288, 47860, 54160, 95720, 191440, 1620061, 3240122, 6480244, 8100305, 12960488, 16200610, 25920976, 32401220, 64802440, 129604880]

約数ペア:

[(1, 129604880), (2, 64802440), (4, 32401220), (5, 25920976), (8, 16200610), (10, 12960488), (16, 8100305), (20, 6480244), (40, 3240122), (80, 1620061), (677, 191440), (1354, 95720), (2393, 54160), (2708, 47860), (3385, 38288), (4786, 27080), (5416, 23930), (6770, 19144), (9572, 13540), (10832, 11965)]