68016260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{261601}}^1$

素因数の和:261623

約数の個数: 24

約数和(自身を含む): 153821976

約数和(自身を除く): 85805716

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 261601, 523202, 1046404, 1308005, 2616010, 3400813, 5232020, 6801626, 13603252, 17004065, 34008130, 68016260]

約数ペア:

[(1, 68016260), (2, 34008130), (4, 17004065), (5, 13603252), (10, 6801626), (13, 5232020), (20, 3400813), (26, 2616010), (52, 1308005), (65, 1046404), (130, 523202), (260, 261601)]