25054390

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28151}}^1$

素因数の和:28247

約数の個数: 16

約数和(自身を含む): 45606240

約数和(自身を除く): 20551850

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 28151, 56302, 140755, 281510, 2505439, 5010878, 12527195, 25054390]

約数ペア:

[(1, 25054390), (2, 12527195), (5, 5010878), (10, 2505439), (89, 281510), (178, 140755), (445, 56302), (890, 28151)]