81560084

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{63127}}^1$

素因数の和:63167

約数の個数: 24

約数和(自身を含む): 159082560

約数和(自身を除く): 77522476

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 63127, 126254, 252508, 1073159, 1199413, 2146318, 2398826, 4292636, 4797652, 20390021, 40780042, 81560084]

約数ペア:

[(1, 81560084), (2, 40780042), (4, 20390021), (17, 4797652), (19, 4292636), (34, 2398826), (38, 2146318), (68, 1199413), (76, 1073159), (323, 252508), (646, 126254), (1292, 63127)]