25177210

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28289}}^1$

素因数の和:28385

約数の個数: 16

約数和(自身を含む): 45829800

約数和(自身を除く): 20652590

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 28289, 56578, 141445, 282890, 2517721, 5035442, 12588605, 25177210]

約数ペア:

[(1, 25177210), (2, 12588605), (5, 5035442), (10, 2517721), (89, 282890), (178, 141445), (445, 56578), (890, 28289)]