81358232

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{80077}}^1$

素因数の和:80210

約数の個数: 16

約数和(自身を含む): 153749760

約数和(自身を除く): 72391528

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 80077, 160154, 320308, 640616, 10169779, 20339558, 40679116, 81358232]

約数ペア:

[(1, 81358232), (2, 40679116), (4, 20339558), (8, 10169779), (127, 640616), (254, 320308), (508, 160154), (1016, 80077)]