85479580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{54101}}^1$

素因数の和:54189

約数の個数: 24

約数和(自身を含む): 181782720

約数和(自身を除く): 96303140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 54101, 108202, 216404, 270505, 541010, 1082020, 4273979, 8547958, 17095916, 21369895, 42739790, 85479580]

約数ペア:

[(1, 85479580), (2, 42739790), (4, 21369895), (5, 17095916), (10, 8547958), (20, 4273979), (79, 1082020), (158, 541010), (316, 270505), (395, 216404), (790, 108202), (1580, 54101)]