25517690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21089}}^1$

素因数の和:21118

約数の個数: 24

約数和(自身を含む): 50489460

約数和(自身を除く): 24971770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 21089, 42178, 105445, 210890, 231979, 463958, 1159895, 2319790, 2551769, 5103538, 12758845, 25517690]

約数ペア:

[(1, 25517690), (2, 12758845), (5, 5103538), (10, 2551769), (11, 2319790), (22, 1159895), (55, 463958), (110, 231979), (121, 210890), (242, 105445), (605, 42178), (1210, 21089)]