80719256

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{509}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 155509200

約数和(自身を除く): 74789944

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 461, 509, 922, 1018, 1844, 2036, 3688, 4072, 19823, 21887, 39646, 43774, 79292, 87548, 158584, 175096, 234649, 469298, 938596, 1877192, 10089907, 20179814, 40359628, 80719256]

約数ペア:

[(1, 80719256), (2, 40359628), (4, 20179814), (8, 10089907), (43, 1877192), (86, 938596), (172, 469298), (344, 234649), (461, 175096), (509, 158584), (922, 87548), (1018, 79292), (1844, 43774), (2036, 39646), (3688, 21887), (4072, 19823)]