85440565

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{5717}}^1$

素因数の和:5797

約数の個数: 24

約数和(自身を含む): 121244472

約数和(自身を除く): 35803907

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 5717, 14945, 28585, 40019, 200095, 280133, 348737, 1400665, 1743685, 2441159, 12205795, 17088113, 85440565]

約数ペア:

[(1, 85440565), (5, 17088113), (7, 12205795), (35, 2441159), (49, 1743685), (61, 1400665), (245, 348737), (305, 280133), (427, 200095), (2135, 40019), (2989, 28585), (5717, 14945)]