28687500

素因数分解:

$2^2\times 3^3\times 5^6\times {\mathrm{17}}^1$

素因数の和:60

約数の個数: 168

約数和(自身を含む): 98436240

約数和(自身を除く): 69748740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 75, 85, 90, 100, 102, 108, 125, 135, 150, 153, 170, 180, 204, 225, 250, 255, 270, 300, 306, 340, 375, 425, 450, 459, 500, 510, 540, 612, 625, 675, 750, 765, 850, 900, 918, 1020, 1125, 1250, 1275, 1350, 1500, 1530, 1700, 1836, 1875, 2125, 2250, 2295, 2500, 2550, 2700, 3060, 3125, 3375, 3750, 3825, 4250, 4500, 4590, 5100, 5625, 6250, 6375, 6750, 7500, 7650, 8500, 9180, 9375, 10625, 11250, 11475, 12500, 12750, 13500, 15300, 15625, 16875, 18750, 19125, 21250, 22500, 22950, 25500, 28125, 31250, 31875, 33750, 37500, 38250, 42500, 45900, 46875, 53125, 56250, 57375, 62500, 63750, 67500, 76500, 84375, 93750, 95625, 106250, 112500, 114750, 127500, 140625, 159375, 168750, 187500, 191250, 212500, 229500, 265625, 281250, 286875, 318750, 337500, 382500, 421875, 478125, 531250, 562500, 573750, 637500, 796875, 843750, 956250, 1062500, 1147500, 1434375, 1593750, 1687500, 1912500, 2390625, 2868750, 3187500, 4781250, 5737500, 7171875, 9562500, 14343750, 28687500]

約数ペア:

[(1, 28687500), (2, 14343750), (3, 9562500), (4, 7171875), (5, 5737500), (6, 4781250), (9, 3187500), (10, 2868750), (12, 2390625), (15, 1912500), (17, 1687500), (18, 1593750), (20, 1434375), (25, 1147500), (27, 1062500), (30, 956250), (34, 843750), (36, 796875), (45, 637500), (50, 573750), (51, 562500), (54, 531250), (60, 478125), (68, 421875), (75, 382500), (85, 337500), (90, 318750), (100, 286875), (102, 281250), (108, 265625), (125, 229500), (135, 212500), (150, 191250), (153, 187500), (170, 168750), (180, 159375), (204, 140625), (225, 127500), (250, 114750), (255, 112500), (270, 106250), (300, 95625), (306, 93750), (340, 84375), (375, 76500), (425, 67500), (450, 63750), (459, 62500), (500, 57375), (510, 56250), (540, 53125), (612, 46875), (625, 45900), (675, 42500), (750, 38250), (765, 37500), (850, 33750), (900, 31875), (918, 31250), (1020, 28125), (1125, 25500), (1250, 22950), (1275, 22500), (1350, 21250), (1500, 19125), (1530, 18750), (1700, 16875), (1836, 15625), (1875, 15300), (2125, 13500), (2250, 12750), (2295, 12500), (2500, 11475), (2550, 11250), (2700, 10625), (3060, 9375), (3125, 9180), (3375, 8500), (3750, 7650), (3825, 7500), (4250, 6750), (4500, 6375), (4590, 6250), (5100, 5625)]