80478558

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^2\times {\mathrm{839}}^1$

素因数の和:993

約数の個数: 36

約数和(自身を含む): 177002280

約数和(自身を除く): 96523722

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 839, 1314, 1678, 2517, 5034, 5329, 7551, 10658, 15102, 15987, 31974, 47961, 61247, 95922, 122494, 183741, 367482, 551223, 1102446, 4471031, 8942062, 13413093, 26826186, 40239279, 80478558]

約数ペア:

[(1, 80478558), (2, 40239279), (3, 26826186), (6, 13413093), (9, 8942062), (18, 4471031), (73, 1102446), (146, 551223), (219, 367482), (438, 183741), (657, 122494), (839, 95922), (1314, 61247), (1678, 47961), (2517, 31974), (5034, 15987), (5329, 15102), (7551, 10658)]