66737420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107641}}^1$

素因数の和:107681

約数の個数: 24

約数和(自身を含む): 144670848

約数和(自身を除く): 77933428

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 107641, 215282, 430564, 538205, 1076410, 2152820, 3336871, 6673742, 13347484, 16684355, 33368710, 66737420]

約数ペア:

[(1, 66737420), (2, 33368710), (4, 16684355), (5, 13347484), (10, 6673742), (20, 3336871), (31, 2152820), (62, 1076410), (124, 538205), (155, 430564), (310, 215282), (620, 107641)]