9860000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 120

約数和(自身を含む): 26569620

約数和(自身を除く): 16709620

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 29, 32, 34, 40, 50, 58, 68, 80, 85, 100, 116, 125, 136, 145, 160, 170, 200, 232, 250, 272, 290, 340, 400, 425, 464, 493, 500, 544, 580, 625, 680, 725, 800, 850, 928, 986, 1000, 1160, 1250, 1360, 1450, 1700, 1972, 2000, 2125, 2320, 2465, 2500, 2720, 2900, 3400, 3625, 3944, 4000, 4250, 4640, 4930, 5000, 5800, 6800, 7250, 7888, 8500, 9860, 10000, 10625, 11600, 12325, 13600, 14500, 15776, 17000, 18125, 19720, 20000, 21250, 23200, 24650, 29000, 34000, 36250, 39440, 42500, 49300, 58000, 61625, 68000, 72500, 78880, 85000, 98600, 116000, 123250, 145000, 170000, 197200, 246500, 290000, 308125, 340000, 394400, 493000, 580000, 616250, 986000, 1232500, 1972000, 2465000, 4930000, 9860000]

約数ペア:

[(1, 9860000), (2, 4930000), (4, 2465000), (5, 1972000), (8, 1232500), (10, 986000), (16, 616250), (17, 580000), (20, 493000), (25, 394400), (29, 340000), (32, 308125), (34, 290000), (40, 246500), (50, 197200), (58, 170000), (68, 145000), (80, 123250), (85, 116000), (100, 98600), (116, 85000), (125, 78880), (136, 72500), (145, 68000), (160, 61625), (170, 58000), (200, 49300), (232, 42500), (250, 39440), (272, 36250), (290, 34000), (340, 29000), (400, 24650), (425, 23200), (464, 21250), (493, 20000), (500, 19720), (544, 18125), (580, 17000), (625, 15776), (680, 14500), (725, 13600), (800, 12325), (850, 11600), (928, 10625), (986, 10000), (1000, 9860), (1160, 8500), (1250, 7888), (1360, 7250), (1450, 6800), (1700, 5800), (1972, 5000), (2000, 4930), (2125, 4640), (2320, 4250), (2465, 4000), (2500, 3944), (2720, 3625), (2900, 3400)]