2018794925

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{4271}}^1$

素因数の和:4398

約数の個数: 48

約数和(自身を含む): 2979190272

約数和(自身を除く): 960395347

約数列:

[1, 5, 7, 25, 35, 37, 73, 175, 185, 259, 365, 511, 925, 1295, 1825, 2555, 2701, 4271, 6475, 12775, 13505, 18907, 21355, 29897, 67525, 94535, 106775, 149485, 158027, 311783, 472675, 747425, 790135, 1106189, 1558915, 2182481, 3950675, 5530945, 7794575, 10912405, 11535971, 27654725, 54562025, 57679855, 80751797, 288399275, 403758985, 2018794925]

約数ペア:

[(1, 2018794925), (5, 403758985), (7, 288399275), (25, 80751797), (35, 57679855), (37, 54562025), (73, 27654725), (175, 11535971), (185, 10912405), (259, 7794575), (365, 5530945), (511, 3950675), (925, 2182481), (1295, 1558915), (1825, 1106189), (2555, 790135), (2701, 747425), (4271, 472675), (6475, 311783), (12775, 158027), (13505, 149485), (18907, 106775), (21355, 94535), (29897, 67525)]