18116000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{647}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 50948352

約数和(自身を除く): 32832352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 647, 700, 800, 875, 1000, 1120, 1294, 1400, 1750, 2000, 2588, 2800, 3235, 3500, 4000, 4529, 5176, 5600, 6470, 7000, 9058, 10352, 12940, 14000, 16175, 18116, 20704, 22645, 25880, 28000, 32350, 36232, 45290, 51760, 64700, 72464, 80875, 90580, 103520, 113225, 129400, 144928, 161750, 181160, 226450, 258800, 323500, 362320, 452900, 517600, 566125, 647000, 724640, 905800, 1132250, 1294000, 1811600, 2264500, 2588000, 3623200, 4529000, 9058000, 18116000]

約数ペア:

[(1, 18116000), (2, 9058000), (4, 4529000), (5, 3623200), (7, 2588000), (8, 2264500), (10, 1811600), (14, 1294000), (16, 1132250), (20, 905800), (25, 724640), (28, 647000), (32, 566125), (35, 517600), (40, 452900), (50, 362320), (56, 323500), (70, 258800), (80, 226450), (100, 181160), (112, 161750), (125, 144928), (140, 129400), (160, 113225), (175, 103520), (200, 90580), (224, 80875), (250, 72464), (280, 64700), (350, 51760), (400, 45290), (500, 36232), (560, 32350), (647, 28000), (700, 25880), (800, 22645), (875, 20704), (1000, 18116), (1120, 16175), (1294, 14000), (1400, 12940), (1750, 10352), (2000, 9058), (2588, 7000), (2800, 6470), (3235, 5600), (3500, 5176), (4000, 4529)]