54128000

素因数分解:

$2^7\times 5^3\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 143208000

約数和(自身を除く): 89080000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 125, 128, 136, 160, 170, 199, 200, 250, 272, 320, 340, 398, 400, 425, 500, 544, 640, 680, 796, 800, 850, 995, 1000, 1088, 1360, 1592, 1600, 1700, 1990, 2000, 2125, 2176, 2720, 3184, 3200, 3383, 3400, 3980, 4000, 4250, 4975, 5440, 6368, 6766, 6800, 7960, 8000, 8500, 9950, 10880, 12736, 13532, 13600, 15920, 16000, 16915, 17000, 19900, 24875, 25472, 27064, 27200, 31840, 33830, 34000, 39800, 49750, 54128, 54400, 63680, 67660, 68000, 79600, 84575, 99500, 108256, 127360, 135320, 136000, 159200, 169150, 199000, 216512, 270640, 272000, 318400, 338300, 398000, 422875, 433024, 541280, 636800, 676600, 796000, 845750, 1082560, 1353200, 1592000, 1691500, 2165120, 2706400, 3184000, 3383000, 5412800, 6766000, 10825600, 13532000, 27064000, 54128000]

約数ペア:

[(1, 54128000), (2, 27064000), (4, 13532000), (5, 10825600), (8, 6766000), (10, 5412800), (16, 3383000), (17, 3184000), (20, 2706400), (25, 2165120), (32, 1691500), (34, 1592000), (40, 1353200), (50, 1082560), (64, 845750), (68, 796000), (80, 676600), (85, 636800), (100, 541280), (125, 433024), (128, 422875), (136, 398000), (160, 338300), (170, 318400), (199, 272000), (200, 270640), (250, 216512), (272, 199000), (320, 169150), (340, 159200), (398, 136000), (400, 135320), (425, 127360), (500, 108256), (544, 99500), (640, 84575), (680, 79600), (796, 68000), (800, 67660), (850, 63680), (995, 54400), (1000, 54128), (1088, 49750), (1360, 39800), (1592, 34000), (1600, 33830), (1700, 31840), (1990, 27200), (2000, 27064), (2125, 25472), (2176, 24875), (2720, 19900), (3184, 17000), (3200, 16915), (3383, 16000), (3400, 15920), (3980, 13600), (4000, 13532), (4250, 12736), (4975, 10880), (5440, 9950), (6368, 8500), (6766, 8000), (6800, 7960)]