80780856

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13627}}^1$

素因数の和:13668

約数の個数: 64

約数和(自身を含む): 228950400

約数和(自身を除く): 148169544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 13627, 27254, 40881, 54508, 81762, 109016, 163524, 177151, 258913, 327048, 354302, 517826, 531453, 708604, 776739, 1035652, 1062906, 1417208, 1553478, 2071304, 2125812, 3106956, 3365869, 4251624, 6213912, 6731738, 10097607, 13463476, 20195214, 26926952, 40390428, 80780856]

約数ペア:

[(1, 80780856), (2, 40390428), (3, 26926952), (4, 20195214), (6, 13463476), (8, 10097607), (12, 6731738), (13, 6213912), (19, 4251624), (24, 3365869), (26, 3106956), (38, 2125812), (39, 2071304), (52, 1553478), (57, 1417208), (76, 1062906), (78, 1035652), (104, 776739), (114, 708604), (152, 531453), (156, 517826), (228, 354302), (247, 327048), (312, 258913), (456, 177151), (494, 163524), (741, 109016), (988, 81762), (1482, 54508), (1976, 40881), (2964, 27254), (5928, 13627)]