20005901075

素因数分解:

$5^2\times {\mathrm{137}}^1\times {\mathrm{617}}^1\times {\mathrm{9467}}^1$

素因数の和:10231

約数の個数: 24

約数和(自身を含む): 25031536272

約数和(自身を除く): 5025635197

約数列:

[1, 5, 25, 137, 617, 685, 3085, 3425, 9467, 15425, 47335, 84529, 236675, 422645, 1296979, 2113225, 5841139, 6484895, 29205695, 32424475, 146028475, 800236043, 4001180215, 20005901075]

約数ペア:

[(1, 20005901075), (5, 4001180215), (25, 800236043), (137, 146028475), (617, 32424475), (685, 29205695), (3085, 6484895), (3425, 5841139), (9467, 2113225), (15425, 1296979), (47335, 422645), (84529, 236675)]