81254416

素因数分解:

$2^4\times {\mathrm{5078401}}^1$

素因数の和:5078409

約数の個数: 10

約数和(自身を含む): 157430462

約数和(自身を除く): 76176046

約数列:

[1, 2, 4, 8, 16, 5078401, 10156802, 20313604, 40627208, 81254416]

約数ペア:

[(1, 81254416), (2, 40627208), (4, 20313604), (8, 10156802), (16, 5078401)]