209766100

素因数分解:

$2^2\times 5^2\times {\mathrm{881}}^1\times {\mathrm{2381}}^1$

素因数の和:3276

約数の個数: 36

約数和(自身を含む): 455900508

約数和(自身を除く): 246134408

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 881, 1762, 2381, 3524, 4405, 4762, 8810, 9524, 11905, 17620, 22025, 23810, 44050, 47620, 59525, 88100, 119050, 238100, 2097661, 4195322, 8390644, 10488305, 20976610, 41953220, 52441525, 104883050, 209766100]

約数ペア:

[(1, 209766100), (2, 104883050), (4, 52441525), (5, 41953220), (10, 20976610), (20, 10488305), (25, 8390644), (50, 4195322), (100, 2097661), (881, 238100), (1762, 119050), (2381, 88100), (3524, 59525), (4405, 47620), (4762, 44050), (8810, 23810), (9524, 22025), (11905, 17620)]