200865260

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{40013}}^1$

素因数の和:40273

約数の個数: 24

約数和(自身を含む): 423508176

約数和(自身を除く): 222642916

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 40013, 80026, 160052, 200065, 400130, 800260, 10043263, 20086526, 40173052, 50216315, 100432630, 200865260]

約数ペア:

[(1, 200865260), (2, 100432630), (4, 50216315), (5, 40173052), (10, 20086526), (20, 10043263), (251, 800260), (502, 400130), (1004, 200065), (1255, 160052), (2510, 80026), (5020, 40013)]