56553511880

素因数分解:

$2^3\times 5^1\times {\mathrm{156971}}^1\times {\mathrm{9007}}^1$

素因数の和:165989

約数の個数: 32

約数和(自身を含む): 127260339840

約数和(自身を除く): 70706827960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9007, 18014, 36028, 45035, 72056, 90070, 156971, 180140, 313942, 360280, 627884, 784855, 1255768, 1569710, 3139420, 6278840, 1413837797, 2827675594, 5655351188, 7069188985, 11310702376, 14138377970, 28276755940, 56553511880]

約数ペア:

[(1, 56553511880), (2, 28276755940), (4, 14138377970), (5, 11310702376), (8, 7069188985), (10, 5655351188), (20, 2827675594), (40, 1413837797), (9007, 6278840), (18014, 3139420), (36028, 1569710), (45035, 1255768), (72056, 784855), (90070, 627884), (156971, 360280), (180140, 313942)]