156988795

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 206732736

約数和(自身を除く): 49743941

約数列:

[1, 5, 17, 41, 85, 107, 205, 421, 535, 697, 1819, 2105, 3485, 4387, 7157, 9095, 17261, 21935, 35785, 45047, 74579, 86305, 225235, 293437, 372895, 765799, 1467185, 1846927, 3828995, 9234635, 31397759, 156988795]

約数ペア:

[(1, 156988795), (5, 31397759), (17, 9234635), (41, 3828995), (85, 1846927), (107, 1467185), (205, 765799), (421, 372895), (535, 293437), (697, 225235), (1819, 86305), (2105, 74579), (3485, 45047), (4387, 35785), (7157, 21935), (9095, 17261)]