128247010

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{210241}}^1$

素因数の和:210309

約数の個数: 16

約数和(自身を含む): 234630072

約数和(自身を除く): 106383062

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 210241, 420482, 1051205, 2102410, 12824701, 25649402, 64123505, 128247010]

約数ペア:

[(1, 128247010), (2, 64123505), (5, 25649402), (10, 12824701), (61, 2102410), (122, 1051205), (305, 420482), (610, 210241)]