2598100

素因数分解:

$2^2\times 5^2\times {\mathrm{25981}}^1$

素因数の和:25995

約数の個数: 18

約数和(自身を含む): 5638094

約数和(自身を除く): 3039994

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 25981, 51962, 103924, 129905, 259810, 519620, 649525, 1299050, 2598100]

約数ペア:

[(1, 2598100), (2, 1299050), (4, 649525), (5, 519620), (10, 259810), (20, 129905), (25, 103924), (50, 51962), (100, 25981)]