200123128

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{229499}}^1$

素因数の和:229614

約数の個数: 16

約数和(自身を含む): 378675000

約数和(自身を除く): 178551872

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 229499, 458998, 917996, 1835992, 25015391, 50030782, 100061564, 200123128]

約数ペア:

[(1, 200123128), (2, 100061564), (4, 50030782), (8, 25015391), (109, 1835992), (218, 917996), (436, 458998), (872, 229499)]