15020000

素因数分解:

$2^5\times 5^4\times {\mathrm{751}}^1$

素因数の和:781

約数の個数: 60

約数和(自身を含む): 37000656

約数和(自身を除く): 21980656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 751, 800, 1000, 1250, 1502, 2000, 2500, 3004, 3755, 4000, 5000, 6008, 7510, 10000, 12016, 15020, 18775, 20000, 24032, 30040, 37550, 60080, 75100, 93875, 120160, 150200, 187750, 300400, 375500, 469375, 600800, 751000, 938750, 1502000, 1877500, 3004000, 3755000, 7510000, 15020000]

約数ペア:

[(1, 15020000), (2, 7510000), (4, 3755000), (5, 3004000), (8, 1877500), (10, 1502000), (16, 938750), (20, 751000), (25, 600800), (32, 469375), (40, 375500), (50, 300400), (80, 187750), (100, 150200), (125, 120160), (160, 93875), (200, 75100), (250, 60080), (400, 37550), (500, 30040), (625, 24032), (751, 20000), (800, 18775), (1000, 15020), (1250, 12016), (1502, 10000), (2000, 7510), (2500, 6008), (3004, 5000), (3755, 4000)]