81320032

素因数分解:

$2^5\times {\mathrm{2541251}}^1$

素因数の和:2541261

約数の個数: 12

約数和(自身を含む): 160098876

約数和(自身を除く): 78778844

約数列:

[1, 2, 4, 8, 16, 32, 2541251, 5082502, 10165004, 20330008, 40660016, 81320032]

約数ペア:

[(1, 81320032), (2, 40660016), (4, 20330008), (8, 10165004), (16, 5082502), (32, 2541251)]