128340865

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1\times {\mathrm{1307}}^1$

素因数の和:1832

約数の個数: 16

約数和(自身を含む): 158215680

約数和(自身を除く): 29874815

約数列:

[1, 5, 41, 205, 479, 1307, 2395, 6535, 19639, 53587, 98195, 267935, 626053, 3130265, 25668173, 128340865]

約数ペア:

[(1, 128340865), (5, 25668173), (41, 3130265), (205, 626053), (479, 267935), (1307, 98195), (2395, 53587), (6535, 19639)]