86980060

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{26681}}^1$

素因数の和:26853

約数の個数: 24

約数和(自身を含む): 183785616

約数和(自身を除く): 96805556

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 26681, 53362, 106724, 133405, 266810, 533620, 4349003, 8698006, 17396012, 21745015, 43490030, 86980060]

約数ペア:

[(1, 86980060), (2, 43490030), (4, 21745015), (5, 17396012), (10, 8698006), (20, 4349003), (163, 533620), (326, 266810), (652, 133405), (815, 106724), (1630, 53362), (3260, 26681)]