77243840

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1213}}^1$

素因数の和:1429

約数の個数: 56

約数和(自身を含む): 185013600

約数和(自身を除く): 107769760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 796, 995, 1213, 1592, 1990, 2426, 3184, 3980, 4852, 6065, 6368, 7960, 9704, 12130, 12736, 15920, 19408, 24260, 31840, 38816, 48520, 63680, 77632, 97040, 194080, 241387, 388160, 482774, 965548, 1206935, 1931096, 2413870, 3862192, 4827740, 7724384, 9655480, 15448768, 19310960, 38621920, 77243840]

約数ペア:

[(1, 77243840), (2, 38621920), (4, 19310960), (5, 15448768), (8, 9655480), (10, 7724384), (16, 4827740), (20, 3862192), (32, 2413870), (40, 1931096), (64, 1206935), (80, 965548), (160, 482774), (199, 388160), (320, 241387), (398, 194080), (796, 97040), (995, 77632), (1213, 63680), (1592, 48520), (1990, 38816), (2426, 31840), (3184, 24260), (3980, 19408), (4852, 15920), (6065, 12736), (6368, 12130), (7960, 9704)]