145298000

素因数分解:

$2^4\times 5^3\times {\mathrm{72649}}^1$

素因数の和:72672

約数の個数: 40

約数和(自身を含む): 351335400

約数和(自身を除く): 206037400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 72649, 145298, 290596, 363245, 581192, 726490, 1162384, 1452980, 1816225, 2905960, 3632450, 5811920, 7264900, 9081125, 14529800, 18162250, 29059600, 36324500, 72649000, 145298000]

約数ペア:

[(1, 145298000), (2, 72649000), (4, 36324500), (5, 29059600), (8, 18162250), (10, 14529800), (16, 9081125), (20, 7264900), (25, 5811920), (40, 3632450), (50, 2905960), (80, 1816225), (100, 1452980), (125, 1162384), (200, 726490), (250, 581192), (400, 363245), (500, 290596), (1000, 145298), (2000, 72649)]