12877500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 40149648

約数和(自身を除く): 27272148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 101, 102, 125, 150, 170, 202, 204, 250, 255, 300, 303, 340, 375, 404, 425, 500, 505, 510, 606, 625, 750, 850, 1010, 1020, 1212, 1250, 1275, 1500, 1515, 1700, 1717, 1875, 2020, 2125, 2500, 2525, 2550, 3030, 3434, 3750, 4250, 5050, 5100, 5151, 6060, 6375, 6868, 7500, 7575, 8500, 8585, 10100, 10302, 10625, 12625, 12750, 15150, 17170, 20604, 21250, 25250, 25500, 25755, 30300, 31875, 34340, 37875, 42500, 42925, 50500, 51510, 63125, 63750, 75750, 85850, 103020, 126250, 127500, 128775, 151500, 171700, 189375, 214625, 252500, 257550, 378750, 429250, 515100, 643875, 757500, 858500, 1073125, 1287750, 2146250, 2575500, 3219375, 4292500, 6438750, 12877500]

約数ペア:

[(1, 12877500), (2, 6438750), (3, 4292500), (4, 3219375), (5, 2575500), (6, 2146250), (10, 1287750), (12, 1073125), (15, 858500), (17, 757500), (20, 643875), (25, 515100), (30, 429250), (34, 378750), (50, 257550), (51, 252500), (60, 214625), (68, 189375), (75, 171700), (85, 151500), (100, 128775), (101, 127500), (102, 126250), (125, 103020), (150, 85850), (170, 75750), (202, 63750), (204, 63125), (250, 51510), (255, 50500), (300, 42925), (303, 42500), (340, 37875), (375, 34340), (404, 31875), (425, 30300), (500, 25755), (505, 25500), (510, 25250), (606, 21250), (625, 20604), (750, 17170), (850, 15150), (1010, 12750), (1020, 12625), (1212, 10625), (1250, 10302), (1275, 10100), (1500, 8585), (1515, 8500), (1700, 7575), (1717, 7500), (1875, 6868), (2020, 6375), (2125, 6060), (2500, 5151), (2525, 5100), (2550, 5050), (3030, 4250), (3434, 3750)]