91789070

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{20443}}^1$

素因数の和:20899

約数の個数: 16

約数和(自身を含む): 165596400

約数和(自身を除く): 73807330

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 20443, 40886, 102215, 204430, 9178907, 18357814, 45894535, 91789070]

約数ペア:

[(1, 91789070), (2, 45894535), (5, 18357814), (10, 9178907), (449, 204430), (898, 102215), (2245, 40886), (4490, 20443)]