6656260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25601}}^1$

素因数の和:25623

約数の個数: 24

約数和(自身を含む): 15053976

約数和(自身を除く): 8397716

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 25601, 51202, 102404, 128005, 256010, 332813, 512020, 665626, 1331252, 1664065, 3328130, 6656260]

約数ペア:

[(1, 6656260), (2, 3328130), (4, 1664065), (5, 1331252), (10, 665626), (13, 512020), (20, 332813), (26, 256010), (52, 128005), (65, 102404), (130, 51202), (260, 25601)]