68728270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{528679}}^1$

素因数の和:528699

約数の個数: 16

約数和(自身を含む): 133227360

約数和(自身を除く): 64499090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 528679, 1057358, 2643395, 5286790, 6872827, 13745654, 34364135, 68728270]

約数ペア:

[(1, 68728270), (2, 34364135), (5, 13745654), (10, 6872827), (13, 5286790), (26, 2643395), (65, 1057358), (130, 528679)]