80817436

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{47317}}^1$

素因数の和:47389

約数の個数: 24

約数和(自身を含む): 164288096

約数和(自身を除く): 83470660

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 47317, 94634, 189268, 331219, 662438, 1324876, 2886337, 5772674, 11545348, 20204359, 40408718, 80817436]

約数ペア:

[(1, 80817436), (2, 40408718), (4, 20204359), (7, 11545348), (14, 5772674), (28, 2886337), (61, 1324876), (122, 662438), (244, 331219), (427, 189268), (854, 94634), (1708, 47317)]