80861855

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{2111}}^1$

素因数の和:2326

約数の個数: 16

約数和(自身を含む): 99753984

約数和(自身を除く): 18892129

約数列:

[1, 5, 47, 163, 235, 815, 2111, 7661, 10555, 38305, 99217, 344093, 496085, 1720465, 16172371, 80861855]

約数ペア:

[(1, 80861855), (5, 16172371), (47, 1720465), (163, 496085), (235, 344093), (815, 99217), (2111, 38305), (7661, 10555)]