80020870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{470711}}^1$

素因数の和:470735

約数の個数: 16

約数和(自身を含む): 152510688

約数和(自身を除く): 72489818

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 470711, 941422, 2353555, 4707110, 8002087, 16004174, 40010435, 80020870]

約数ペア:

[(1, 80020870), (2, 40010435), (5, 16004174), (10, 8002087), (17, 4707110), (34, 2353555), (85, 941422), (170, 470711)]