81569896

素因数分解:

$2^3\times {\mathrm{379}}^1\times {\mathrm{26903}}^1$

素因数の和:27288

約数の個数: 16

約数和(自身を含む): 153352800

約数和(自身を除く): 71782904

約数列:

[1, 2, 4, 8, 379, 758, 1516, 3032, 26903, 53806, 107612, 215224, 10196237, 20392474, 40784948, 81569896]

約数ペア:

[(1, 81569896), (2, 40784948), (4, 20392474), (8, 10196237), (379, 215224), (758, 107612), (1516, 53806), (3032, 26903)]