84279400

素因数分解:

$2^3\times 5^2\times {\mathrm{421397}}^1$

素因数の和:421413

約数の個数: 24

約数和(自身を含む): 195950070

約数和(自身を除く): 111670670

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 421397, 842794, 1685588, 2106985, 3371176, 4213970, 8427940, 10534925, 16855880, 21069850, 42139700, 84279400]

約数ペア:

[(1, 84279400), (2, 42139700), (4, 21069850), (5, 16855880), (8, 10534925), (10, 8427940), (20, 4213970), (25, 3371176), (40, 2106985), (50, 1685588), (100, 842794), (200, 421397)]