25505080

素因数分解:

$2^3\times 5^1\times {\mathrm{637627}}^1$

素因数の和:637638

約数の個数: 16

約数和(自身を含む): 57386520

約数和(自身を除く): 31881440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 637627, 1275254, 2550508, 3188135, 5101016, 6376270, 12752540, 25505080]

約数ペア:

[(1, 25505080), (2, 12752540), (4, 6376270), (5, 5101016), (8, 3188135), (10, 2550508), (20, 1275254), (40, 637627)]