204200

素因数分解:

$2^3\times 5^2\times {\mathrm{1021}}^1$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 475230

約数和(自身を除く): 271030

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1021, 2042, 4084, 5105, 8168, 10210, 20420, 25525, 40840, 51050, 102100, 204200]

約数ペア:

[(1, 204200), (2, 102100), (4, 51050), (5, 40840), (8, 25525), (10, 20420), (20, 10210), (25, 8168), (40, 5105), (50, 4084), (100, 2042), (200, 1021)]