31489500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{2999}}^1$

素因数の和:3028

約数の個数: 96

約数和(自身を含む): 104832000

約数和(自身を除く): 73342500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 500, 525, 700, 750, 875, 1050, 1500, 1750, 2100, 2625, 2999, 3500, 5250, 5998, 8997, 10500, 11996, 14995, 17994, 20993, 29990, 35988, 41986, 44985, 59980, 62979, 74975, 83972, 89970, 104965, 125958, 149950, 179940, 209930, 224925, 251916, 299900, 314895, 374875, 419860, 449850, 524825, 629790, 749750, 899700, 1049650, 1124625, 1259580, 1499500, 1574475, 2099300, 2249250, 2624125, 3148950, 4498500, 5248250, 6297900, 7872375, 10496500, 15744750, 31489500]

約数ペア:

[(1, 31489500), (2, 15744750), (3, 10496500), (4, 7872375), (5, 6297900), (6, 5248250), (7, 4498500), (10, 3148950), (12, 2624125), (14, 2249250), (15, 2099300), (20, 1574475), (21, 1499500), (25, 1259580), (28, 1124625), (30, 1049650), (35, 899700), (42, 749750), (50, 629790), (60, 524825), (70, 449850), (75, 419860), (84, 374875), (100, 314895), (105, 299900), (125, 251916), (140, 224925), (150, 209930), (175, 179940), (210, 149950), (250, 125958), (300, 104965), (350, 89970), (375, 83972), (420, 74975), (500, 62979), (525, 59980), (700, 44985), (750, 41986), (875, 35988), (1050, 29990), (1500, 20993), (1750, 17994), (2100, 14995), (2625, 11996), (2999, 10500), (3500, 8997), (5250, 5998)]