10999000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 27293760

約数和(自身を除く): 16294760

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, 647, 680, 850, 1000, 1294, 1700, 2125, 2588, 3235, 3400, 4250, 5176, 6470, 8500, 10999, 12940, 16175, 17000, 21998, 25880, 32350, 43996, 54995, 64700, 80875, 87992, 109990, 129400, 161750, 219980, 274975, 323500, 439960, 549950, 647000, 1099900, 1374875, 2199800, 2749750, 5499500, 10999000]

約数ペア:

[(1, 10999000), (2, 5499500), (4, 2749750), (5, 2199800), (8, 1374875), (10, 1099900), (17, 647000), (20, 549950), (25, 439960), (34, 323500), (40, 274975), (50, 219980), (68, 161750), (85, 129400), (100, 109990), (125, 87992), (136, 80875), (170, 64700), (200, 54995), (250, 43996), (340, 32350), (425, 25880), (500, 21998), (647, 17000), (680, 16175), (850, 12940), (1000, 10999), (1294, 8500), (1700, 6470), (2125, 5176), (2588, 4250), (3235, 3400)]