81656608

素因数分解:

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

素因数の和:21121

約数の個数: 36

約数和(自身を含む): 176713110

約数和(自身を除く): 95056502

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 968, 1936, 3872, 21089, 42178, 84356, 168712, 231979, 337424, 463958, 674848, 927916, 1855832, 2551769, 3711664, 5103538, 7423328, 10207076, 20414152, 40828304, 81656608]

約数ペア:

[(1, 81656608), (2, 40828304), (4, 20414152), (8, 10207076), (11, 7423328), (16, 5103538), (22, 3711664), (32, 2551769), (44, 1855832), (88, 927916), (121, 674848), (176, 463958), (242, 337424), (352, 231979), (484, 168712), (968, 84356), (1936, 42178), (3872, 21089)]