255840050

素因数分解:

$2^1\times 5^2\times {\mathrm{661}}^1\times {\mathrm{7741}}^1$

素因数の和:8414

約数の個数: 24

約数和(自身を含む): 476643972

約数和(自身を除く): 220803922

約数列:

[1, 2, 5, 10, 25, 50, 661, 1322, 3305, 6610, 7741, 15482, 16525, 33050, 38705, 77410, 193525, 387050, 5116801, 10233602, 25584005, 51168010, 127920025, 255840050]

約数ペア:

[(1, 255840050), (2, 127920025), (5, 51168010), (10, 25584005), (25, 10233602), (50, 5116801), (661, 387050), (1322, 193525), (3305, 77410), (6610, 38705), (7741, 33050), (15482, 16525)]