54052960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1999}}^1$

素因数の和:2040

約数の個数: 72

約数和(自身を含む): 138348000

約数和(自身を除く): 84295040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 1999, 2080, 2704, 3380, 3998, 5408, 6760, 7996, 9995, 13520, 15992, 19990, 25987, 27040, 31984, 39980, 51974, 63968, 79960, 103948, 129935, 159920, 207896, 259870, 319840, 337831, 415792, 519740, 675662, 831584, 1039480, 1351324, 1689155, 2078960, 2702648, 3378310, 4157920, 5405296, 6756620, 10810592, 13513240, 27026480, 54052960]

約数ペア:

[(1, 54052960), (2, 27026480), (4, 13513240), (5, 10810592), (8, 6756620), (10, 5405296), (13, 4157920), (16, 3378310), (20, 2702648), (26, 2078960), (32, 1689155), (40, 1351324), (52, 1039480), (65, 831584), (80, 675662), (104, 519740), (130, 415792), (160, 337831), (169, 319840), (208, 259870), (260, 207896), (338, 159920), (416, 129935), (520, 103948), (676, 79960), (845, 63968), (1040, 51974), (1352, 39980), (1690, 31984), (1999, 27040), (2080, 25987), (2704, 19990), (3380, 15992), (3998, 13520), (5408, 9995), (6760, 7996)]