85911580

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{16333}}^1$

素因数の和:16605

約数の個数: 24

約数和(自身を含む): 181111392

約数和(自身を除く): 95199812

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 16333, 32666, 65332, 81665, 163330, 326660, 4295579, 8591158, 17182316, 21477895, 42955790, 85911580]

約数ペア:

[(1, 85911580), (2, 42955790), (4, 21477895), (5, 17182316), (10, 8591158), (20, 4295579), (263, 326660), (526, 163330), (1052, 81665), (1315, 65332), (2630, 32666), (5260, 16333)]