68668990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{528223}}^1$

素因数の和:528243

約数の個数: 16

約数和(自身を含む): 133112448

約数和(自身を除く): 64443458

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 528223, 1056446, 2641115, 5282230, 6866899, 13733798, 34334495, 68668990]

約数ペア:

[(1, 68668990), (2, 34334495), (5, 13733798), (10, 6866899), (13, 5282230), (26, 2641115), (65, 1056446), (130, 528223)]