9979000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{587}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 24766560

約数和(自身を除く): 14787560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 250, 340, 425, 500, 587, 680, 850, 1000, 1174, 1700, 2125, 2348, 2935, 3400, 4250, 4696, 5870, 8500, 9979, 11740, 14675, 17000, 19958, 23480, 29350, 39916, 49895, 58700, 73375, 79832, 99790, 117400, 146750, 199580, 249475, 293500, 399160, 498950, 587000, 997900, 1247375, 1995800, 2494750, 4989500, 9979000]

約数ペア:

[(1, 9979000), (2, 4989500), (4, 2494750), (5, 1995800), (8, 1247375), (10, 997900), (17, 587000), (20, 498950), (25, 399160), (34, 293500), (40, 249475), (50, 199580), (68, 146750), (85, 117400), (100, 99790), (125, 79832), (136, 73375), (170, 58700), (200, 49895), (250, 39916), (340, 29350), (425, 23480), (500, 19958), (587, 17000), (680, 14675), (850, 11740), (1000, 9979), (1174, 8500), (1700, 5870), (2125, 4696), (2348, 4250), (2935, 3400)]