72649000

素因数分解:

$2^3\times 5^3\times {\mathrm{72649}}^1$

素因数の和:72670

約数の個数: 32

約数和(自身を含む): 170001000

約数和(自身を除く): 97352000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 72649, 145298, 290596, 363245, 581192, 726490, 1452980, 1816225, 2905960, 3632450, 7264900, 9081125, 14529800, 18162250, 36324500, 72649000]

約数ペア:

[(1, 72649000), (2, 36324500), (4, 18162250), (5, 14529800), (8, 9081125), (10, 7264900), (20, 3632450), (25, 2905960), (40, 1816225), (50, 1452980), (100, 726490), (125, 581192), (200, 363245), (250, 290596), (500, 145298), (1000, 72649)]