205099310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{54403}}^1$

素因数の和:54452

約数の個数: 32

約数和(自身を含む): 411294240

約数和(自身を除く): 206194930

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 54403, 108806, 272015, 544030, 707239, 1414478, 1577687, 3155374, 3536195, 7072390, 7888435, 15776870, 20509931, 41019862, 102549655, 205099310]

約数ペア:

[(1, 205099310), (2, 102549655), (5, 41019862), (10, 20509931), (13, 15776870), (26, 7888435), (29, 7072390), (58, 3536195), (65, 3155374), (130, 1577687), (145, 1414478), (290, 707239), (377, 544030), (754, 272015), (1885, 108806), (3770, 54403)]