8120765

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 10093248

約数和(自身を除く): 1972483

約数列:

[1, 5, 43, 107, 215, 353, 535, 1765, 4601, 15179, 23005, 37771, 75895, 188855, 1624153, 8120765]

約数ペア:

[(1, 8120765), (5, 1624153), (43, 188855), (107, 75895), (215, 37771), (353, 23005), (535, 15179), (1765, 4601)]