2065875500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{317827}}^1$

素因数の和:317859

約数の個数: 48

約数和(自身を含む): 4858954464

約数和(自身を除く): 2793078964

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 317827, 635654, 1271308, 1589135, 3178270, 4131751, 6356540, 7945675, 8263502, 15891350, 16527004, 20658755, 31782700, 39728375, 41317510, 79456750, 82635020, 103293775, 158913500, 206587550, 413175100, 516468875, 1032937750, 2065875500]

約数ペア:

[(1, 2065875500), (2, 1032937750), (4, 516468875), (5, 413175100), (10, 206587550), (13, 158913500), (20, 103293775), (25, 82635020), (26, 79456750), (50, 41317510), (52, 39728375), (65, 31782700), (100, 20658755), (125, 16527004), (130, 15891350), (250, 8263502), (260, 7945675), (325, 6356540), (500, 4131751), (650, 3178270), (1300, 1589135), (1625, 1271308), (3250, 635654), (6500, 317827)]