80320724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{7103}}^1$

素因数の和:7375

約数の個数: 24

約数和(自身を含む): 153957888

約数和(自身を除く): 73637164

約数列:

[1, 2, 4, 11, 22, 44, 257, 514, 1028, 2827, 5654, 7103, 11308, 14206, 28412, 78133, 156266, 312532, 1825471, 3650942, 7301884, 20080181, 40160362, 80320724]

約数ペア:

[(1, 80320724), (2, 40160362), (4, 20080181), (11, 7301884), (22, 3650942), (44, 1825471), (257, 312532), (514, 156266), (1028, 78133), (2827, 28412), (5654, 14206), (7103, 11308)]