163809140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{7229}}^1$

素因数の和:7352

約数の個数: 48

約数和(自身を含む): 378967680

約数和(自身を除く): 215158540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 1030, 1133, 2060, 2266, 4532, 5665, 7229, 11330, 14458, 22660, 28916, 36145, 72290, 79519, 144580, 159038, 318076, 397595, 744587, 795190, 1489174, 1590380, 2978348, 3722935, 7445870, 8190457, 14891740, 16380914, 32761828, 40952285, 81904570, 163809140]

約数ペア:

[(1, 163809140), (2, 81904570), (4, 40952285), (5, 32761828), (10, 16380914), (11, 14891740), (20, 8190457), (22, 7445870), (44, 3722935), (55, 2978348), (103, 1590380), (110, 1489174), (206, 795190), (220, 744587), (412, 397595), (515, 318076), (1030, 159038), (1133, 144580), (2060, 79519), (2266, 72290), (4532, 36145), (5665, 28916), (7229, 22660), (11330, 14458)]