90580000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{647}}^1$

素因数の和:684

約数の個数: 120

約数和(自身を含む): 255068352

約数和(自身を除く): 164488352

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, 625, 647, 700, 800, 875, 1000, 1120, 1250, 1294, 1400, 1750, 2000, 2500, 2588, 2800, 3235, 3500, 4000, 4375, 4529, 5000, 5176, 5600, 6470, 7000, 8750, 9058, 10000, 10352, 12940, 14000, 16175, 17500, 18116, 20000, 20704, 22645, 25880, 28000, 32350, 35000, 36232, 45290, 51760, 64700, 70000, 72464, 80875, 90580, 103520, 113225, 129400, 140000, 144928, 161750, 181160, 226450, 258800, 323500, 362320, 404375, 452900, 517600, 566125, 647000, 724640, 808750, 905800, 1132250, 1294000, 1617500, 1811600, 2264500, 2588000, 2830625, 3235000, 3623200, 4529000, 5661250, 6470000, 9058000, 11322500, 12940000, 18116000, 22645000, 45290000, 90580000]

約数ペア:

[(1, 90580000), (2, 45290000), (4, 22645000), (5, 18116000), (7, 12940000), (8, 11322500), (10, 9058000), (14, 6470000), (16, 5661250), (20, 4529000), (25, 3623200), (28, 3235000), (32, 2830625), (35, 2588000), (40, 2264500), (50, 1811600), (56, 1617500), (70, 1294000), (80, 1132250), (100, 905800), (112, 808750), (125, 724640), (140, 647000), (160, 566125), (175, 517600), (200, 452900), (224, 404375), (250, 362320), (280, 323500), (350, 258800), (400, 226450), (500, 181160), (560, 161750), (625, 144928), (647, 140000), (700, 129400), (800, 113225), (875, 103520), (1000, 90580), (1120, 80875), (1250, 72464), (1294, 70000), (1400, 64700), (1750, 51760), (2000, 45290), (2500, 36232), (2588, 35000), (2800, 32350), (3235, 28000), (3500, 25880), (4000, 22645), (4375, 20704), (4529, 20000), (5000, 18116), (5176, 17500), (5600, 16175), (6470, 14000), (7000, 12940), (8750, 10352), (9058, 10000)]