80405352

素因数分解:

$2^3\times 3^3\times {\mathrm{157}}^1\times {\mathrm{2371}}^1$

素因数の和:2543

約数の個数: 64

約数和(自身を含む): 224865600

約数和(自身を除く): 144460248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 157, 216, 314, 471, 628, 942, 1256, 1413, 1884, 2371, 2826, 3768, 4239, 4742, 5652, 7113, 8478, 9484, 11304, 14226, 16956, 18968, 21339, 28452, 33912, 42678, 56904, 64017, 85356, 128034, 170712, 256068, 372247, 512136, 744494, 1116741, 1488988, 2233482, 2977976, 3350223, 4466964, 6700446, 8933928, 10050669, 13400892, 20101338, 26801784, 40202676, 80405352]

約数ペア:

[(1, 80405352), (2, 40202676), (3, 26801784), (4, 20101338), (6, 13400892), (8, 10050669), (9, 8933928), (12, 6700446), (18, 4466964), (24, 3350223), (27, 2977976), (36, 2233482), (54, 1488988), (72, 1116741), (108, 744494), (157, 512136), (216, 372247), (314, 256068), (471, 170712), (628, 128034), (942, 85356), (1256, 64017), (1413, 56904), (1884, 42678), (2371, 33912), (2826, 28452), (3768, 21339), (4239, 18968), (4742, 16956), (5652, 14226), (7113, 11304), (8478, 9484)]