64897500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:553

約数の個数: 120

約数和(自身を含む): 200748240

約数和(自身を除く): 135850740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 125, 150, 170, 204, 250, 255, 300, 340, 375, 425, 500, 509, 510, 625, 750, 850, 1018, 1020, 1250, 1275, 1500, 1527, 1700, 1875, 2036, 2125, 2500, 2545, 2550, 3054, 3750, 4250, 5090, 5100, 6108, 6375, 7500, 7635, 8500, 8653, 10180, 10625, 12725, 12750, 15270, 17306, 21250, 25450, 25500, 25959, 30540, 31875, 34612, 38175, 42500, 43265, 50900, 51918, 63625, 63750, 76350, 86530, 103836, 127250, 127500, 129795, 152700, 173060, 190875, 216325, 254500, 259590, 318125, 381750, 432650, 519180, 636250, 648975, 763500, 865300, 954375, 1081625, 1272500, 1297950, 1908750, 2163250, 2595900, 3244875, 3817500, 4326500, 5408125, 6489750, 10816250, 12979500, 16224375, 21632500, 32448750, 64897500]

約数ペア:

[(1, 64897500), (2, 32448750), (3, 21632500), (4, 16224375), (5, 12979500), (6, 10816250), (10, 6489750), (12, 5408125), (15, 4326500), (17, 3817500), (20, 3244875), (25, 2595900), (30, 2163250), (34, 1908750), (50, 1297950), (51, 1272500), (60, 1081625), (68, 954375), (75, 865300), (85, 763500), (100, 648975), (102, 636250), (125, 519180), (150, 432650), (170, 381750), (204, 318125), (250, 259590), (255, 254500), (300, 216325), (340, 190875), (375, 173060), (425, 152700), (500, 129795), (509, 127500), (510, 127250), (625, 103836), (750, 86530), (850, 76350), (1018, 63750), (1020, 63625), (1250, 51918), (1275, 50900), (1500, 43265), (1527, 42500), (1700, 38175), (1875, 34612), (2036, 31875), (2125, 30540), (2500, 25959), (2545, 25500), (2550, 25450), (3054, 21250), (3750, 17306), (4250, 15270), (5090, 12750), (5100, 12725), (6108, 10625), (6375, 10180), (7500, 8653), (7635, 8500)]