199045400

素因数分解:

$2^3\times 5^2\times {\mathrm{995227}}^1$

素因数の和:995243

約数の個数: 24

約数和(自身を含む): 462781020

約数和(自身を除く): 263735620

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 995227, 1990454, 3980908, 4976135, 7961816, 9952270, 19904540, 24880675, 39809080, 49761350, 99522700, 199045400]

約数ペア:

[(1, 199045400), (2, 99522700), (4, 49761350), (5, 39809080), (8, 24880675), (10, 19904540), (20, 9952270), (25, 7961816), (40, 4976135), (50, 3980908), (100, 1990454), (200, 995227)]