88118020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{2621}}^1$

素因数の和:2712

約数の個数: 36

約数和(自身を含む): 189743652

約数和(自身を除く): 101625632

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1681, 2621, 3362, 5242, 6724, 8405, 10484, 13105, 16810, 26210, 33620, 52420, 107461, 214922, 429844, 537305, 1074610, 2149220, 4405901, 8811802, 17623604, 22029505, 44059010, 88118020]

約数ペア:

[(1, 88118020), (2, 44059010), (4, 22029505), (5, 17623604), (10, 8811802), (20, 4405901), (41, 2149220), (82, 1074610), (164, 537305), (205, 429844), (410, 214922), (820, 107461), (1681, 52420), (2621, 33620), (3362, 26210), (5242, 16810), (6724, 13105), (8405, 10484)]