78060004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{161281}}^1$

素因数の和:161307

約数の個数: 18

約数和(自身を含む): 150153542

約数和(自身を除く): 72093538

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 161281, 322562, 645124, 1774091, 3548182, 7096364, 19515001, 39030002, 78060004]

約数ペア:

[(1, 78060004), (2, 39030002), (4, 19515001), (11, 7096364), (22, 3548182), (44, 1774091), (121, 645124), (242, 322562), (484, 161281)]