8266247870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{661}}^1\times {\mathrm{1487}}^1$

素因数の和:2213

約数の個数: 48

約数和(自身を含む): 15443707968

約数和(自身を除く): 7177460098

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 661, 841, 1322, 1487, 1682, 2974, 3305, 4205, 6610, 7435, 8410, 14870, 19169, 38338, 43123, 86246, 95845, 191690, 215615, 431230, 555901, 982907, 1111802, 1250567, 1965814, 2501134, 2779505, 4914535, 5559010, 6252835, 9829070, 12505670, 28504303, 57008606, 142521515, 285043030, 826624787, 1653249574, 4133123935, 8266247870]

約数ペア:

[(1, 8266247870), (2, 4133123935), (5, 1653249574), (10, 826624787), (29, 285043030), (58, 142521515), (145, 57008606), (290, 28504303), (661, 12505670), (841, 9829070), (1322, 6252835), (1487, 5559010), (1682, 4914535), (2974, 2779505), (3305, 2501134), (4205, 1965814), (6610, 1250567), (7435, 1111802), (8410, 982907), (14870, 555901), (19169, 431230), (38338, 215615), (43123, 191690), (86246, 95845)]