7888000

素因数分解:

$2^7\times 5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:75

約数の個数: 128

約数和(自身を含む): 21481200

約数和(自身を除く): 13593200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 29, 32, 34, 40, 50, 58, 64, 68, 80, 85, 100, 116, 125, 128, 136, 145, 160, 170, 200, 232, 250, 272, 290, 320, 340, 400, 425, 464, 493, 500, 544, 580, 640, 680, 725, 800, 850, 928, 986, 1000, 1088, 1160, 1360, 1450, 1600, 1700, 1856, 1972, 2000, 2125, 2176, 2320, 2465, 2720, 2900, 3200, 3400, 3625, 3712, 3944, 4000, 4250, 4640, 4930, 5440, 5800, 6800, 7250, 7888, 8000, 8500, 9280, 9860, 10880, 11600, 12325, 13600, 14500, 15776, 16000, 17000, 18560, 19720, 23200, 24650, 27200, 29000, 31552, 34000, 39440, 46400, 49300, 54400, 58000, 61625, 63104, 68000, 78880, 92800, 98600, 116000, 123250, 136000, 157760, 197200, 232000, 246500, 272000, 315520, 394400, 464000, 493000, 788800, 986000, 1577600, 1972000, 3944000, 7888000]

約数ペア:

[(1, 7888000), (2, 3944000), (4, 1972000), (5, 1577600), (8, 986000), (10, 788800), (16, 493000), (17, 464000), (20, 394400), (25, 315520), (29, 272000), (32, 246500), (34, 232000), (40, 197200), (50, 157760), (58, 136000), (64, 123250), (68, 116000), (80, 98600), (85, 92800), (100, 78880), (116, 68000), (125, 63104), (128, 61625), (136, 58000), (145, 54400), (160, 49300), (170, 46400), (200, 39440), (232, 34000), (250, 31552), (272, 29000), (290, 27200), (320, 24650), (340, 23200), (400, 19720), (425, 18560), (464, 17000), (493, 16000), (500, 15776), (544, 14500), (580, 13600), (640, 12325), (680, 11600), (725, 10880), (800, 9860), (850, 9280), (928, 8500), (986, 8000), (1000, 7888), (1088, 7250), (1160, 6800), (1360, 5800), (1450, 5440), (1600, 4930), (1700, 4640), (1856, 4250), (1972, 4000), (2000, 3944), (2125, 3712), (2176, 3625), (2320, 3400), (2465, 3200), (2720, 2900)]