199526680

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{45763}}^1$

素因数の和:45883

約数の個数: 32

約数和(自身を含む): 453063600

約数和(自身を除く): 253536920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 45763, 91526, 183052, 228815, 366104, 457630, 915260, 1830520, 4988167, 9976334, 19952668, 24940835, 39905336, 49881670, 99763340, 199526680]

約数ペア:

[(1, 199526680), (2, 99763340), (4, 49881670), (5, 39905336), (8, 24940835), (10, 19952668), (20, 9976334), (40, 4988167), (109, 1830520), (218, 915260), (436, 457630), (545, 366104), (872, 228815), (1090, 183052), (2180, 91526), (4360, 45763)]