20055250

素因数分解:

$2^1\times 5^3\times {\mathrm{80221}}^1$

素因数の和:80238

約数の個数: 16

約数和(自身を含む): 37543896

約数和(自身を除く): 17488646

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 80221, 160442, 401105, 802210, 2005525, 4011050, 10027625, 20055250]

約数ペア:

[(1, 20055250), (2, 10027625), (5, 4011050), (10, 2005525), (25, 802210), (50, 401105), (125, 160442), (250, 80221)]