81126296

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{64591}}^1$

素因数の和:64754

約数の個数: 16

約数和(自身を含む): 153083040

約数和(自身を除く): 71956744

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 64591, 129182, 258364, 516728, 10140787, 20281574, 40563148, 81126296]

約数ペア:

[(1, 81126296), (2, 40563148), (4, 20281574), (8, 10140787), (157, 516728), (314, 258364), (628, 129182), (1256, 64591)]