25203910

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28319}}^1$

素因数の和:28415

約数の個数: 16

約数和(自身を含む): 45878400

約数和(自身を除く): 20674490

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 28319, 56638, 141595, 283190, 2520391, 5040782, 12601955, 25203910]

約数ペア:

[(1, 25203910), (2, 12601955), (5, 5040782), (10, 2520391), (89, 283190), (178, 141595), (445, 56638), (890, 28319)]