72089105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{42281}}^1$

素因数の和:42328

約数の個数: 16

約数和(自身を含む): 97417728

約数和(自身を除く): 25328623

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 42281, 211405, 465091, 1310711, 2325455, 6553555, 14417821, 72089105]

約数ペア:

[(1, 72089105), (5, 14417821), (11, 6553555), (31, 2325455), (55, 1310711), (155, 465091), (341, 211405), (1705, 42281)]