81935264

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{24859}}^1$

素因数の和:24972

約数の個数: 24

約数和(自身を含む): 162882720

約数和(自身を除く): 80947456

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 24859, 49718, 99436, 198872, 397744, 795488, 2560477, 5120954, 10241908, 20483816, 40967632, 81935264]

約数ペア:

[(1, 81935264), (2, 40967632), (4, 20483816), (8, 10241908), (16, 5120954), (32, 2560477), (103, 795488), (206, 397744), (412, 198872), (824, 99436), (1648, 49718), (3296, 24859)]