51485580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2777}}^1$

素因数の和:2895

約数の個数: 72

約数和(自身を含む): 157745952

約数和(自身を除く): 106260372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 2777, 3090, 3708, 4635, 5554, 6180, 8331, 9270, 11108, 13885, 16662, 18540, 24993, 27770, 33324, 41655, 49986, 55540, 83310, 99972, 124965, 166620, 249930, 286031, 499860, 572062, 858093, 1144124, 1430155, 1716186, 2574279, 2860310, 3432372, 4290465, 5148558, 5720620, 8580930, 10297116, 12871395, 17161860, 25742790, 51485580]

約数ペア:

[(1, 51485580), (2, 25742790), (3, 17161860), (4, 12871395), (5, 10297116), (6, 8580930), (9, 5720620), (10, 5148558), (12, 4290465), (15, 3432372), (18, 2860310), (20, 2574279), (30, 1716186), (36, 1430155), (45, 1144124), (60, 858093), (90, 572062), (103, 499860), (180, 286031), (206, 249930), (309, 166620), (412, 124965), (515, 99972), (618, 83310), (927, 55540), (1030, 49986), (1236, 41655), (1545, 33324), (1854, 27770), (2060, 24993), (2777, 18540), (3090, 16662), (3708, 13885), (4635, 11108), (5554, 9270), (6180, 8331)]