8641250215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1\times {\mathrm{1249}}^1$

素因数の和:2083

約数の個数: 32

約数和(自身を含む): 11261880000

約数和(自身を除く): 2620629785

約数列:

[1, 5, 13, 65, 163, 653, 815, 1249, 2119, 3265, 6245, 8489, 10595, 16237, 42445, 81185, 106439, 203587, 532195, 815597, 1017935, 1383707, 2646631, 4077985, 6918535, 10602761, 13233155, 53013805, 132942311, 664711555, 1728250043, 8641250215]

約数ペア:

[(1, 8641250215), (5, 1728250043), (13, 664711555), (65, 132942311), (163, 53013805), (653, 13233155), (815, 10602761), (1249, 6918535), (2119, 4077985), (3265, 2646631), (6245, 1383707), (8489, 1017935), (10595, 815597), (16237, 532195), (42445, 203587), (81185, 106439)]