81140247935

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1\times {\mathrm{1018007}}^1$

素因数の和:1018870

約数の個数: 16

約数和(自身を含む): 102615206400

約数和(自身を除く): 21474958465

約数列:

[1, 5, 19, 95, 839, 4195, 15941, 79705, 1018007, 5090035, 19342133, 96710665, 854107873, 4270539365, 16228049587, 81140247935]

約数ペア:

[(1, 81140247935), (5, 16228049587), (19, 4270539365), (95, 854107873), (839, 96710665), (4195, 19342133), (15941, 5090035), (79705, 1018007)]