2065500

素因数分解:

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

素因数の和:51

約数の個数: 144

約数和(自身を含む): 7154784

約数和(自身を除く): 5089284

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, 81, 85, 90, 100, 102, 108, 125, 135, 150, 153, 162, 170, 180, 204, 225, 243, 250, 255, 270, 300, 306, 324, 340, 375, 405, 425, 450, 459, 486, 500, 510, 540, 612, 675, 750, 765, 810, 850, 900, 918, 972, 1020, 1125, 1215, 1275, 1350, 1377, 1500, 1530, 1620, 1700, 1836, 2025, 2125, 2250, 2295, 2430, 2550, 2700, 2754, 3060, 3375, 3825, 4050, 4131, 4250, 4500, 4590, 4860, 5100, 5508, 6075, 6375, 6750, 6885, 7650, 8100, 8262, 8500, 9180, 10125, 11475, 12150, 12750, 13500, 13770, 15300, 16524, 19125, 20250, 20655, 22950, 24300, 25500, 27540, 30375, 34425, 38250, 40500, 41310, 45900, 57375, 60750, 68850, 76500, 82620, 103275, 114750, 121500, 137700, 172125, 206550, 229500, 344250, 413100, 516375, 688500, 1032750, 2065500]

約数ペア:

[(1, 2065500), (2, 1032750), (3, 688500), (4, 516375), (5, 413100), (6, 344250), (9, 229500), (10, 206550), (12, 172125), (15, 137700), (17, 121500), (18, 114750), (20, 103275), (25, 82620), (27, 76500), (30, 68850), (34, 60750), (36, 57375), (45, 45900), (50, 41310), (51, 40500), (54, 38250), (60, 34425), (68, 30375), (75, 27540), (81, 25500), (85, 24300), (90, 22950), (100, 20655), (102, 20250), (108, 19125), (125, 16524), (135, 15300), (150, 13770), (153, 13500), (162, 12750), (170, 12150), (180, 11475), (204, 10125), (225, 9180), (243, 8500), (250, 8262), (255, 8100), (270, 7650), (300, 6885), (306, 6750), (324, 6375), (340, 6075), (375, 5508), (405, 5100), (425, 4860), (450, 4590), (459, 4500), (486, 4250), (500, 4131), (510, 4050), (540, 3825), (612, 3375), (675, 3060), (750, 2754), (765, 2700), (810, 2550), (850, 2430), (900, 2295), (918, 2250), (972, 2125), (1020, 2025), (1125, 1836), (1215, 1700), (1275, 1620), (1350, 1530), (1377, 1500)]