25256195600

素因数分解:

$2^4\times 5^2\times {\mathrm{63140489}}^1$

素因数の和:63140507

約数の個数: 30

約数和(自身を含む): 60678010890

約数和(自身を除く): 35421815290

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 63140489, 126280978, 252561956, 315702445, 505123912, 631404890, 1010247824, 1262809780, 1578512225, 2525619560, 3157024450, 5051239120, 6314048900, 12628097800, 25256195600]

約数ペア:

[(1, 25256195600), (2, 12628097800), (4, 6314048900), (5, 5051239120), (8, 3157024450), (10, 2525619560), (16, 1578512225), (20, 1262809780), (25, 1010247824), (40, 631404890), (50, 505123912), (80, 315702445), (100, 252561956), (200, 126280978), (400, 63140489)]