27505000

素因数分解:

$2^3\times 5^4\times {\mathrm{5501}}^1$

素因数の和:5527

約数の個数: 40

約数和(自身を含む): 64455930

約数和(自身を除く): 36950930

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 5501, 11002, 22004, 27505, 44008, 55010, 110020, 137525, 220040, 275050, 550100, 687625, 1100200, 1375250, 2750500, 3438125, 5501000, 6876250, 13752500, 27505000]

約数ペア:

[(1, 27505000), (2, 13752500), (4, 6876250), (5, 5501000), (8, 3438125), (10, 2750500), (20, 1375250), (25, 1100200), (40, 687625), (50, 550100), (100, 275050), (125, 220040), (200, 137525), (250, 110020), (500, 55010), (625, 44008), (1000, 27505), (1250, 22004), (2500, 11002), (5000, 5501)]