25688020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{75553}}^1$

素因数の和:75579

約数の個数: 24

約数和(自身を含む): 57118824

約数和(自身を除く): 31430804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 75553, 151106, 302212, 377765, 755530, 1284401, 1511060, 2568802, 5137604, 6422005, 12844010, 25688020]

約数ペア:

[(1, 25688020), (2, 12844010), (4, 6422005), (5, 5137604), (10, 2568802), (17, 1511060), (20, 1284401), (34, 755530), (68, 377765), (85, 302212), (170, 151106), (340, 75553)]