13001800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 35622720

約数和(自身を除く): 22620920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 37, 40, 50, 56, 70, 74, 100, 140, 148, 175, 185, 200, 251, 259, 280, 296, 350, 370, 502, 518, 700, 740, 925, 1004, 1036, 1255, 1295, 1400, 1480, 1757, 1850, 2008, 2072, 2510, 2590, 3514, 3700, 5020, 5180, 6275, 6475, 7028, 7400, 8785, 9287, 10040, 10360, 12550, 12950, 14056, 17570, 18574, 25100, 25900, 35140, 37148, 43925, 46435, 50200, 51800, 65009, 70280, 74296, 87850, 92870, 130018, 175700, 185740, 232175, 260036, 325045, 351400, 371480, 464350, 520072, 650090, 928700, 1300180, 1625225, 1857400, 2600360, 3250450, 6500900, 13001800]

約数ペア:

[(1, 13001800), (2, 6500900), (4, 3250450), (5, 2600360), (7, 1857400), (8, 1625225), (10, 1300180), (14, 928700), (20, 650090), (25, 520072), (28, 464350), (35, 371480), (37, 351400), (40, 325045), (50, 260036), (56, 232175), (70, 185740), (74, 175700), (100, 130018), (140, 92870), (148, 87850), (175, 74296), (185, 70280), (200, 65009), (251, 51800), (259, 50200), (280, 46435), (296, 43925), (350, 37148), (370, 35140), (502, 25900), (518, 25100), (700, 18574), (740, 17570), (925, 14056), (1004, 12950), (1036, 12550), (1255, 10360), (1295, 10040), (1400, 9287), (1480, 8785), (1757, 7400), (1850, 7028), (2008, 6475), (2072, 6275), (2510, 5180), (2590, 5020), (3514, 3700)]