81134568784

素因数分解:

$2^4\times {\mathrm{6229}}^1\times {\mathrm{814081}}^1$

素因数の和:820318

約数の個数: 20

約数和(自身を含む): 157223656660

約数和(自身を除く): 76089087876

約数列:

[1, 2, 4, 8, 16, 6229, 12458, 24916, 49832, 99664, 814081, 1628162, 3256324, 6512648, 13025296, 5070910549, 10141821098, 20283642196, 40567284392, 81134568784]

約数ペア:

[(1, 81134568784), (2, 40567284392), (4, 20283642196), (8, 10141821098), (16, 5070910549), (6229, 13025296), (12458, 6512648), (24916, 3256324), (49832, 1628162), (99664, 814081)]