61687500

素因数分解:

$2^2\times 3^1\times 5^6\times 7^1\times {\mathrm{47}}^1$

素因数の和:91

約数の個数: 168

約数和(自身を含む): 209997312

約数和(自身を除く): 148309812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 47, 50, 60, 70, 75, 84, 94, 100, 105, 125, 140, 141, 150, 175, 188, 210, 235, 250, 282, 300, 329, 350, 375, 420, 470, 500, 525, 564, 625, 658, 700, 705, 750, 875, 940, 987, 1050, 1175, 1250, 1316, 1410, 1500, 1645, 1750, 1875, 1974, 2100, 2350, 2500, 2625, 2820, 3125, 3290, 3500, 3525, 3750, 3948, 4375, 4700, 4935, 5250, 5875, 6250, 6580, 7050, 7500, 8225, 8750, 9375, 9870, 10500, 11750, 12500, 13125, 14100, 15625, 16450, 17500, 17625, 18750, 19740, 21875, 23500, 24675, 26250, 29375, 31250, 32900, 35250, 37500, 41125, 43750, 46875, 49350, 52500, 58750, 62500, 65625, 70500, 82250, 87500, 88125, 93750, 98700, 109375, 117500, 123375, 131250, 146875, 164500, 176250, 187500, 205625, 218750, 246750, 262500, 293750, 328125, 352500, 411250, 437500, 440625, 493500, 587500, 616875, 656250, 734375, 822500, 881250, 1028125, 1233750, 1312500, 1468750, 1762500, 2056250, 2203125, 2467500, 2937500, 3084375, 4112500, 4406250, 5140625, 6168750, 8812500, 10281250, 12337500, 15421875, 20562500, 30843750, 61687500]

約数ペア:

[(1, 61687500), (2, 30843750), (3, 20562500), (4, 15421875), (5, 12337500), (6, 10281250), (7, 8812500), (10, 6168750), (12, 5140625), (14, 4406250), (15, 4112500), (20, 3084375), (21, 2937500), (25, 2467500), (28, 2203125), (30, 2056250), (35, 1762500), (42, 1468750), (47, 1312500), (50, 1233750), (60, 1028125), (70, 881250), (75, 822500), (84, 734375), (94, 656250), (100, 616875), (105, 587500), (125, 493500), (140, 440625), (141, 437500), (150, 411250), (175, 352500), (188, 328125), (210, 293750), (235, 262500), (250, 246750), (282, 218750), (300, 205625), (329, 187500), (350, 176250), (375, 164500), (420, 146875), (470, 131250), (500, 123375), (525, 117500), (564, 109375), (625, 98700), (658, 93750), (700, 88125), (705, 87500), (750, 82250), (875, 70500), (940, 65625), (987, 62500), (1050, 58750), (1175, 52500), (1250, 49350), (1316, 46875), (1410, 43750), (1500, 41125), (1645, 37500), (1750, 35250), (1875, 32900), (1974, 31250), (2100, 29375), (2350, 26250), (2500, 24675), (2625, 23500), (2820, 21875), (3125, 19740), (3290, 18750), (3500, 17625), (3525, 17500), (3750, 16450), (3948, 15625), (4375, 14100), (4700, 13125), (4935, 12500), (5250, 11750), (5875, 10500), (6250, 9870), (6580, 9375), (7050, 8750), (7500, 8225)]