80427888

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:507

約数の個数: 120

約数和(自身を含む): 238318080

約数和(自身を除く): 157890192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 43, 48, 62, 72, 86, 93, 124, 129, 144, 172, 186, 248, 258, 279, 344, 372, 387, 419, 496, 516, 558, 688, 744, 774, 838, 1032, 1116, 1257, 1333, 1488, 1548, 1676, 2064, 2232, 2514, 2666, 3096, 3352, 3771, 3999, 4464, 5028, 5332, 6192, 6704, 7542, 7998, 10056, 10664, 11997, 12989, 15084, 15996, 18017, 20112, 21328, 23994, 25978, 30168, 31992, 36034, 38967, 47988, 51956, 54051, 60336, 63984, 72068, 77934, 95976, 103912, 108102, 116901, 144136, 155868, 162153, 191952, 207824, 216204, 233802, 288272, 311736, 324306, 432408, 467604, 558527, 623472, 648612, 864816, 935208, 1117054, 1297224, 1675581, 1870416, 2234108, 2594448, 3351162, 4468216, 5026743, 6702324, 8936432, 10053486, 13404648, 20106972, 26809296, 40213944, 80427888]

約数ペア:

[(1, 80427888), (2, 40213944), (3, 26809296), (4, 20106972), (6, 13404648), (8, 10053486), (9, 8936432), (12, 6702324), (16, 5026743), (18, 4468216), (24, 3351162), (31, 2594448), (36, 2234108), (43, 1870416), (48, 1675581), (62, 1297224), (72, 1117054), (86, 935208), (93, 864816), (124, 648612), (129, 623472), (144, 558527), (172, 467604), (186, 432408), (248, 324306), (258, 311736), (279, 288272), (344, 233802), (372, 216204), (387, 207824), (419, 191952), (496, 162153), (516, 155868), (558, 144136), (688, 116901), (744, 108102), (774, 103912), (838, 95976), (1032, 77934), (1116, 72068), (1257, 63984), (1333, 60336), (1488, 54051), (1548, 51956), (1676, 47988), (2064, 38967), (2232, 36034), (2514, 31992), (2666, 30168), (3096, 25978), (3352, 23994), (3771, 21328), (3999, 20112), (4464, 18017), (5028, 15996), (5332, 15084), (6192, 12989), (6704, 11997), (7542, 10664), (7998, 10056)]