199402600

素因数分解:

$2^3\times 5^2\times {\mathrm{997013}}^1$

素因数の和:997029

約数の個数: 24

約数和(自身を含む): 463611510

約数和(自身を除く): 264208910

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 997013, 1994026, 3988052, 4985065, 7976104, 9970130, 19940260, 24925325, 39880520, 49850650, 99701300, 199402600]

約数ペア:

[(1, 199402600), (2, 99701300), (4, 49850650), (5, 39880520), (8, 24925325), (10, 19940260), (20, 9970130), (25, 7976104), (40, 4985065), (50, 3988052), (100, 1994026), (200, 997013)]