85100380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{53861}}^1$

素因数の和:53949

約数の個数: 24

約数和(自身を含む): 180976320

約数和(自身を除く): 95875940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 53861, 107722, 215444, 269305, 538610, 1077220, 4255019, 8510038, 17020076, 21275095, 42550190, 85100380]

約数ペア:

[(1, 85100380), (2, 42550190), (4, 21275095), (5, 17020076), (10, 8510038), (20, 4255019), (79, 1077220), (158, 538610), (316, 269305), (395, 215444), (790, 107722), (1580, 53861)]