81356830

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{35527}}^1$

素因数の和:35763

約数の個数: 16

約数和(自身を含む): 147085920

約数和(自身を除く): 65729090

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 35527, 71054, 177635, 355270, 8135683, 16271366, 40678415, 81356830]

約数ペア:

[(1, 81356830), (2, 40678415), (5, 16271366), (10, 8135683), (229, 355270), (458, 177635), (1145, 71054), (2290, 35527)]