194800

素因数分解:

$2^4\times 5^2\times {\mathrm{487}}^1$

素因数の和:505

約数の個数: 30

約数和(自身を含む): 468968

約数和(自身を除く): 274168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 487, 974, 1948, 2435, 3896, 4870, 7792, 9740, 12175, 19480, 24350, 38960, 48700, 97400, 194800]

約数ペア:

[(1, 194800), (2, 97400), (4, 48700), (5, 38960), (8, 24350), (10, 19480), (16, 12175), (20, 9740), (25, 7792), (40, 4870), (50, 3896), (80, 2435), (100, 1948), (200, 974), (400, 487)]