202551280

素因数分解:

$2^4\times 5^1\times {\mathrm{2531891}}^1$

素因数の和:2531904

約数の個数: 20

約数和(自身を含む): 470931912

約数和(自身を除く): 268380632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2531891, 5063782, 10127564, 12659455, 20255128, 25318910, 40510256, 50637820, 101275640, 202551280]

約数ペア:

[(1, 202551280), (2, 101275640), (4, 50637820), (5, 40510256), (8, 25318910), (10, 20255128), (16, 12659455), (20, 10127564), (40, 5063782), (80, 2531891)]