56257072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{81769}}^1$

素因数の和:81820

約数の個数: 20

約数和(自身を含む): 111534280

約数和(自身を除く): 55277208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 81769, 163538, 327076, 654152, 1308304, 3516067, 7032134, 14064268, 28128536, 56257072]

約数ペア:

[(1, 56257072), (2, 28128536), (4, 14064268), (8, 7032134), (16, 3516067), (43, 1308304), (86, 654152), (172, 327076), (344, 163538), (688, 81769)]