81497525

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{53441}}^1$

素因数の和:53512

約数の個数: 12

約数和(自身を含む): 102715524

約数和(自身を除く): 21217999

約数列:

[1, 5, 25, 61, 305, 1525, 53441, 267205, 1336025, 3259901, 16299505, 81497525]

約数ペア:

[(1, 81497525), (5, 16299505), (25, 3259901), (61, 1336025), (305, 267205), (1525, 53441)]