201688100

素因数分解:

$2^2\times 5^2\times {\mathrm{2016881}}^1$

素因数の和:2016895

約数の個数: 18

約数和(自身を含む): 437663394

約数和(自身を除く): 235975294

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2016881, 4033762, 8067524, 10084405, 20168810, 40337620, 50422025, 100844050, 201688100]

約数ペア:

[(1, 201688100), (2, 100844050), (4, 50422025), (5, 40337620), (10, 20168810), (20, 10084405), (25, 8067524), (50, 4033762), (100, 2016881)]