82393960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{941}}^1$

素因数の和:1162

約数の個数: 64

約数和(自身を含む): 203472000

約数和(自身を除く): 121078040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 440, 796, 941, 995, 1592, 1882, 1990, 2189, 3764, 3980, 4378, 4705, 7528, 7960, 8756, 9410, 10351, 10945, 17512, 18820, 20702, 21890, 37640, 41404, 43780, 51755, 82808, 87560, 103510, 187259, 207020, 374518, 414040, 749036, 936295, 1498072, 1872590, 2059849, 3745180, 4119698, 7490360, 8239396, 10299245, 16478792, 20598490, 41196980, 82393960]

約数ペア:

[(1, 82393960), (2, 41196980), (4, 20598490), (5, 16478792), (8, 10299245), (10, 8239396), (11, 7490360), (20, 4119698), (22, 3745180), (40, 2059849), (44, 1872590), (55, 1498072), (88, 936295), (110, 749036), (199, 414040), (220, 374518), (398, 207020), (440, 187259), (796, 103510), (941, 87560), (995, 82808), (1592, 51755), (1882, 43780), (1990, 41404), (2189, 37640), (3764, 21890), (3980, 20702), (4378, 18820), (4705, 17512), (7528, 10945), (7960, 10351), (8756, 9410)]