81289664

素因数分解:

$2^6\times {\mathrm{1270151}}^1$

素因数の和:1270163

約数の個数: 14

約数和(自身を含む): 161309304

約数和(自身を除く): 80019640

約数列:

[1, 2, 4, 8, 16, 32, 64, 1270151, 2540302, 5080604, 10161208, 20322416, 40644832, 81289664]

約数ペア:

[(1, 81289664), (2, 40644832), (4, 20322416), (8, 10161208), (16, 5080604), (32, 2540302), (64, 1270151)]