55565576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 120960000

約数和(自身を除く): 65394424

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 167, 199, 209, 334, 398, 418, 668, 796, 836, 1336, 1592, 1672, 1837, 2189, 3173, 3674, 3781, 4378, 6346, 7348, 7562, 8756, 12692, 14696, 15124, 17512, 25384, 30248, 33233, 34903, 41591, 66466, 69806, 83182, 132932, 139612, 166364, 265864, 279224, 332728, 365563, 631427, 731126, 1262854, 1462252, 2525708, 2924504, 5051416, 6945697, 13891394, 27782788, 55565576]

約数ペア:

[(1, 55565576), (2, 27782788), (4, 13891394), (8, 6945697), (11, 5051416), (19, 2924504), (22, 2525708), (38, 1462252), (44, 1262854), (76, 731126), (88, 631427), (152, 365563), (167, 332728), (199, 279224), (209, 265864), (334, 166364), (398, 139612), (418, 132932), (668, 83182), (796, 69806), (836, 66466), (1336, 41591), (1592, 34903), (1672, 33233), (1837, 30248), (2189, 25384), (3173, 17512), (3674, 15124), (3781, 14696), (4378, 12692), (6346, 8756), (7348, 7562)]