20775000

素因数分解:

$2^3\times 3^1\times 5^5\times {\mathrm{277}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 65152080

約数和(自身を除く): 44377080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 277, 300, 375, 500, 554, 600, 625, 750, 831, 1000, 1108, 1250, 1385, 1500, 1662, 1875, 2216, 2500, 2770, 3000, 3125, 3324, 3750, 4155, 5000, 5540, 6250, 6648, 6925, 7500, 8310, 9375, 11080, 12500, 13850, 15000, 16620, 18750, 20775, 25000, 27700, 33240, 34625, 37500, 41550, 55400, 69250, 75000, 83100, 103875, 138500, 166200, 173125, 207750, 277000, 346250, 415500, 519375, 692500, 831000, 865625, 1038750, 1385000, 1731250, 2077500, 2596875, 3462500, 4155000, 5193750, 6925000, 10387500, 20775000]

約数ペア:

[(1, 20775000), (2, 10387500), (3, 6925000), (4, 5193750), (5, 4155000), (6, 3462500), (8, 2596875), (10, 2077500), (12, 1731250), (15, 1385000), (20, 1038750), (24, 865625), (25, 831000), (30, 692500), (40, 519375), (50, 415500), (60, 346250), (75, 277000), (100, 207750), (120, 173125), (125, 166200), (150, 138500), (200, 103875), (250, 83100), (277, 75000), (300, 69250), (375, 55400), (500, 41550), (554, 37500), (600, 34625), (625, 33240), (750, 27700), (831, 25000), (1000, 20775), (1108, 18750), (1250, 16620), (1385, 15000), (1500, 13850), (1662, 12500), (1875, 11080), (2216, 9375), (2500, 8310), (2770, 7500), (3000, 6925), (3125, 6648), (3324, 6250), (3750, 5540), (4155, 5000)]