155543540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1471}}^1$

素因数の和:1808

約数の個数: 48

約数和(自身を含む): 347203584

約数和(自身を除く): 191660044

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 311, 340, 622, 1244, 1471, 1555, 2942, 3110, 5287, 5884, 6220, 7355, 10574, 14710, 21148, 25007, 26435, 29420, 50014, 52870, 100028, 105740, 125035, 250070, 457481, 500140, 914962, 1829924, 2287405, 4574810, 7777177, 9149620, 15554354, 31108708, 38885885, 77771770, 155543540]

約数ペア:

[(1, 155543540), (2, 77771770), (4, 38885885), (5, 31108708), (10, 15554354), (17, 9149620), (20, 7777177), (34, 4574810), (68, 2287405), (85, 1829924), (170, 914962), (311, 500140), (340, 457481), (622, 250070), (1244, 125035), (1471, 105740), (1555, 100028), (2942, 52870), (3110, 50014), (5287, 29420), (5884, 26435), (6220, 25007), (7355, 21148), (10574, 14710)]