16249175

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 20869200

約数和(自身を除く): 4620025

約数列:

[1, 5, 25, 67, 89, 109, 335, 445, 545, 1675, 2225, 2725, 5963, 7303, 9701, 29815, 36515, 48505, 149075, 182575, 242525, 649967, 3249835, 16249175]

約数ペア:

[(1, 16249175), (5, 3249835), (25, 649967), (67, 242525), (89, 182575), (109, 149075), (335, 48505), (445, 36515), (545, 29815), (1675, 9701), (2225, 7303), (2725, 5963)]