16005175

素因数分解:

$5^2\times {\mathrm{71}}^2\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 18

約数和(自身を含む): 20288384

約数和(自身を除く): 4283209

約数列:

[1, 5, 25, 71, 127, 355, 635, 1775, 3175, 5041, 9017, 25205, 45085, 126025, 225425, 640207, 3201035, 16005175]

約数ペア:

[(1, 16005175), (5, 3201035), (25, 640207), (71, 225425), (127, 126025), (355, 45085), (635, 25205), (1775, 9017), (3175, 5041)]