20100292025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{10937}}^1$

素因数の和:11162

約数の個数: 48

約数和(自身を含む): 28026831168

約数和(自身を除く): 7926539143

約数列:

[1, 5, 11, 25, 41, 55, 163, 205, 275, 451, 815, 1025, 1793, 2255, 4075, 6683, 8965, 10937, 11275, 33415, 44825, 54685, 73513, 120307, 167075, 273425, 367565, 448417, 601535, 1782731, 1837825, 2242085, 3007675, 4932587, 8913655, 11210425, 19610041, 24662935, 44568275, 73091971, 98050205, 123314675, 365459855, 490251025, 804011681, 1827299275, 4020058405, 20100292025]

約数ペア:

[(1, 20100292025), (5, 4020058405), (11, 1827299275), (25, 804011681), (41, 490251025), (55, 365459855), (163, 123314675), (205, 98050205), (275, 73091971), (451, 44568275), (815, 24662935), (1025, 19610041), (1793, 11210425), (2255, 8913655), (4075, 4932587), (6683, 3007675), (8965, 2242085), (10937, 1837825), (11275, 1782731), (33415, 601535), (44825, 448417), (54685, 367565), (73513, 273425), (120307, 167075)]