166315820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{3917}}^1$

素因数の和:4130

約数の個数: 48

約数和(自身を含む): 383086368

約数和(自身を除く): 216770548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1930, 2123, 3860, 3917, 4246, 7834, 8492, 10615, 15668, 19585, 21230, 39170, 42460, 43087, 78340, 86174, 172348, 215435, 430870, 755981, 861740, 1511962, 3023924, 3779905, 7559810, 8315791, 15119620, 16631582, 33263164, 41578955, 83157910, 166315820]

約数ペア:

[(1, 166315820), (2, 83157910), (4, 41578955), (5, 33263164), (10, 16631582), (11, 15119620), (20, 8315791), (22, 7559810), (44, 3779905), (55, 3023924), (110, 1511962), (193, 861740), (220, 755981), (386, 430870), (772, 215435), (965, 172348), (1930, 86174), (2123, 78340), (3860, 43087), (3917, 42460), (4246, 39170), (7834, 21230), (8492, 19585), (10615, 15668)]