7987008425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{2657}}^1$

素因数の和:3338

約数の個数: 48

約数和(自身を含む): 11461891392

約数和(自身を除く): 3474882967

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 643, 935, 2657, 3215, 4675, 7073, 10931, 13285, 16075, 29227, 35365, 45169, 54655, 66425, 120241, 146135, 176825, 225845, 273275, 496859, 601205, 730675, 1129225, 1708451, 2484295, 3006025, 8542255, 12421475, 18792961, 29043667, 42711275, 93964805, 145218335, 319480337, 469824025, 726091675, 1597401685, 7987008425]

約数ペア:

[(1, 7987008425), (5, 1597401685), (11, 726091675), (17, 469824025), (25, 319480337), (55, 145218335), (85, 93964805), (187, 42711275), (275, 29043667), (425, 18792961), (643, 12421475), (935, 8542255), (2657, 3006025), (3215, 2484295), (4675, 1708451), (7073, 1129225), (10931, 730675), (13285, 601205), (16075, 496859), (29227, 273275), (35365, 225845), (45169, 176825), (54655, 146135), (66425, 120241)]