127964960

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4019}}^1$

素因数の和:4233

約数の個数: 48

約数和(自身を含む): 303912000

約数和(自身を除く): 175947040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 4019, 6368, 7960, 8038, 15920, 16076, 20095, 31840, 32152, 40190, 64304, 80380, 128608, 160760, 321520, 643040, 799781, 1599562, 3199124, 3998905, 6398248, 7997810, 12796496, 15995620, 25592992, 31991240, 63982480, 127964960]

約数ペア:

[(1, 127964960), (2, 63982480), (4, 31991240), (5, 25592992), (8, 15995620), (10, 12796496), (16, 7997810), (20, 6398248), (32, 3998905), (40, 3199124), (80, 1599562), (160, 799781), (199, 643040), (398, 321520), (796, 160760), (995, 128608), (1592, 80380), (1990, 64304), (3184, 40190), (3980, 32152), (4019, 31840), (6368, 20095), (7960, 16076), (8038, 15920)]