51350312

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 109800000

約数和(自身を除く): 58449688

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1352, 1976, 1999, 3211, 3998, 6422, 7996, 12844, 15992, 25688, 25987, 37981, 51974, 75962, 103948, 151924, 207896, 303848, 337831, 493753, 675662, 987506, 1351324, 1975012, 2702648, 3950024, 6418789, 12837578, 25675156, 51350312]

約数ペア:

[(1, 51350312), (2, 25675156), (4, 12837578), (8, 6418789), (13, 3950024), (19, 2702648), (26, 1975012), (38, 1351324), (52, 987506), (76, 675662), (104, 493753), (152, 337831), (169, 303848), (247, 207896), (338, 151924), (494, 103948), (676, 75962), (988, 51974), (1352, 37981), (1976, 25987), (1999, 25688), (3211, 15992), (3998, 12844), (6422, 7996)]