81968435

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{10039}}^1$

素因数の和:10138

約数の個数: 16

約数和(自身を含む): 104094720

約数和(自身を除く): 22126285

約数列:

[1, 5, 23, 71, 115, 355, 1633, 8165, 10039, 50195, 230897, 712769, 1154485, 3563845, 16393687, 81968435]

約数ペア:

[(1, 81968435), (5, 16393687), (23, 3563845), (71, 1154485), (115, 712769), (355, 230897), (1633, 50195), (8165, 10039)]