81949312

素因数分解:

$2^7\times {\mathrm{640229}}^1$

素因数の和:640243

約数の個数: 16

約数和(自身を含む): 163258650

約数和(自身を除く): 81309338

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 640229, 1280458, 2560916, 5121832, 10243664, 20487328, 40974656, 81949312]

約数ペア:

[(1, 81949312), (2, 40974656), (4, 20487328), (8, 10243664), (16, 5121832), (32, 2560916), (64, 1280458), (128, 640229)]