1288500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{859}}^1$

素因数の和:881

約数の個数: 48

約数和(自身を含む): 3756480

約数和(自身を除く): 2467980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 859, 1500, 1718, 2577, 3436, 4295, 5154, 8590, 10308, 12885, 17180, 21475, 25770, 42950, 51540, 64425, 85900, 107375, 128850, 214750, 257700, 322125, 429500, 644250, 1288500]

約数ペア:

[(1, 1288500), (2, 644250), (3, 429500), (4, 322125), (5, 257700), (6, 214750), (10, 128850), (12, 107375), (15, 85900), (20, 64425), (25, 51540), (30, 42950), (50, 25770), (60, 21475), (75, 17180), (100, 12885), (125, 10308), (150, 8590), (250, 5154), (300, 4295), (375, 3436), (500, 2577), (750, 1718), (859, 1500)]