2887500

素因数分解:

$2^2\times 3^1\times 5^5\times 7^1\times {\mathrm{11}}^1$

素因数の和:50

約数の個数: 144

約数和(自身を含む): 10499328

約数和(自身を除く): 7611828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 33, 35, 42, 44, 50, 55, 60, 66, 70, 75, 77, 84, 100, 105, 110, 125, 132, 140, 150, 154, 165, 175, 210, 220, 231, 250, 275, 300, 308, 330, 350, 375, 385, 420, 462, 500, 525, 550, 625, 660, 700, 750, 770, 825, 875, 924, 1050, 1100, 1155, 1250, 1375, 1500, 1540, 1650, 1750, 1875, 1925, 2100, 2310, 2500, 2625, 2750, 3125, 3300, 3500, 3750, 3850, 4125, 4375, 4620, 5250, 5500, 5775, 6250, 6875, 7500, 7700, 8250, 8750, 9375, 9625, 10500, 11550, 12500, 13125, 13750, 16500, 17500, 18750, 19250, 20625, 21875, 23100, 26250, 27500, 28875, 34375, 37500, 38500, 41250, 43750, 48125, 52500, 57750, 65625, 68750, 82500, 87500, 96250, 103125, 115500, 131250, 137500, 144375, 192500, 206250, 240625, 262500, 288750, 412500, 481250, 577500, 721875, 962500, 1443750, 2887500]

約数ペア:

[(1, 2887500), (2, 1443750), (3, 962500), (4, 721875), (5, 577500), (6, 481250), (7, 412500), (10, 288750), (11, 262500), (12, 240625), (14, 206250), (15, 192500), (20, 144375), (21, 137500), (22, 131250), (25, 115500), (28, 103125), (30, 96250), (33, 87500), (35, 82500), (42, 68750), (44, 65625), (50, 57750), (55, 52500), (60, 48125), (66, 43750), (70, 41250), (75, 38500), (77, 37500), (84, 34375), (100, 28875), (105, 27500), (110, 26250), (125, 23100), (132, 21875), (140, 20625), (150, 19250), (154, 18750), (165, 17500), (175, 16500), (210, 13750), (220, 13125), (231, 12500), (250, 11550), (275, 10500), (300, 9625), (308, 9375), (330, 8750), (350, 8250), (375, 7700), (385, 7500), (420, 6875), (462, 6250), (500, 5775), (525, 5500), (550, 5250), (625, 4620), (660, 4375), (700, 4125), (750, 3850), (770, 3750), (825, 3500), (875, 3300), (924, 3125), (1050, 2750), (1100, 2625), (1155, 2500), (1250, 2310), (1375, 2100), (1500, 1925), (1540, 1875), (1650, 1750)]