1641921025

素因数分解:

$5^2\times {\mathrm{137}}^1\times {\mathrm{457}}^1\times {\mathrm{1049}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 2057290200

約数和(自身を除く): 415369175

約数列:

[1, 5, 25, 137, 457, 685, 1049, 2285, 3425, 5245, 11425, 26225, 62609, 143713, 313045, 479393, 718565, 1565225, 2396965, 3592825, 11984825, 65676841, 328384205, 1641921025]

約数ペア:

[(1, 1641921025), (5, 328384205), (25, 65676841), (137, 11984825), (457, 3592825), (685, 2396965), (1049, 1565225), (2285, 718565), (3425, 479393), (5245, 313045), (11425, 143713), (26225, 62609)]