68455088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{329111}}^1$

素因数の和:329132

約数の個数: 20

約数和(自身を含む): 142834608

約数和(自身を除く): 74379520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 329111, 658222, 1316444, 2632888, 4278443, 5265776, 8556886, 17113772, 34227544, 68455088]

約数ペア:

[(1, 68455088), (2, 34227544), (4, 17113772), (8, 8556886), (13, 5265776), (16, 4278443), (26, 2632888), (52, 1316444), (104, 658222), (208, 329111)]