85591430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{1231}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 163658880

約数和(自身を除く): 78067450

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 409, 818, 1231, 2045, 2462, 4090, 6155, 6953, 12310, 13906, 20927, 34765, 41854, 69530, 104635, 209270, 503479, 1006958, 2517395, 5034790, 8559143, 17118286, 42795715, 85591430]

約数ペア:

[(1, 85591430), (2, 42795715), (5, 17118286), (10, 8559143), (17, 5034790), (34, 2517395), (85, 1006958), (170, 503479), (409, 209270), (818, 104635), (1231, 69530), (2045, 41854), (2462, 34765), (4090, 20927), (6155, 13906), (6953, 12310)]