261007310

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{330389}}^1$

素因数の和:330475

約数の個数: 16

約数和(自身を含む): 475761600

約数和(自身を除く): 214754290

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 330389, 660778, 1651945, 3303890, 26100731, 52201462, 130503655, 261007310]

約数ペア:

[(1, 261007310), (2, 130503655), (5, 52201462), (10, 26100731), (79, 3303890), (158, 1651945), (395, 660778), (790, 330389)]