289880050

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{53189}}^1$

素因数の和:53310

約数の個数: 24

約数和(自身を含む): 544133700

約数和(自身を除く): 254253650

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5450, 53189, 106378, 265945, 531890, 1329725, 2659450, 5797601, 11595202, 28988005, 57976010, 144940025, 289880050]

約数ペア:

[(1, 289880050), (2, 144940025), (5, 57976010), (10, 28988005), (25, 11595202), (50, 5797601), (109, 2659450), (218, 1329725), (545, 531890), (1090, 265945), (2725, 106378), (5450, 53189)]