81212150

素因数分解:

$2^1\times 5^2\times {\mathrm{233}}^1\times {\mathrm{6971}}^1$

素因数の和:7216

約数の個数: 24

約数和(自身を含む): 151724664

約数和(自身を除く): 70512514

約数列:

[1, 2, 5, 10, 25, 50, 233, 466, 1165, 2330, 5825, 6971, 11650, 13942, 34855, 69710, 174275, 348550, 1624243, 3248486, 8121215, 16242430, 40606075, 81212150]

約数ペア:

[(1, 81212150), (2, 40606075), (5, 16242430), (10, 8121215), (25, 3248486), (50, 1624243), (233, 348550), (466, 174275), (1165, 69710), (2330, 34855), (5825, 13942), (6971, 11650)]