81529016

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{143537}}^1$

素因数の和:143614

約数の個数: 16

約数和(自身を含む): 155021040

約数和(自身を除く): 73492024

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 143537, 287074, 574148, 1148296, 10191127, 20382254, 40764508, 81529016]

約数ペア:

[(1, 81529016), (2, 40764508), (4, 20382254), (8, 10191127), (71, 1148296), (142, 574148), (284, 287074), (568, 143537)]