80493740660

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1\times {\mathrm{225941}}^1$

素因数の和:226376

約数の個数: 48

約数和(自身を含む): 173089647360

約数和(自身を除く): 92595906700

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 379, 470, 758, 940, 1516, 1895, 3790, 7580, 17813, 35626, 71252, 89065, 178130, 225941, 356260, 451882, 903764, 1129705, 2259410, 4518820, 10619227, 21238454, 42476908, 53096135, 85631639, 106192270, 171263278, 212384540, 342526556, 428158195, 856316390, 1712632780, 4024687033, 8049374066, 16098748132, 20123435165, 40246870330, 80493740660]

約数ペア:

[(1, 80493740660), (2, 40246870330), (4, 20123435165), (5, 16098748132), (10, 8049374066), (20, 4024687033), (47, 1712632780), (94, 856316390), (188, 428158195), (235, 342526556), (379, 212384540), (470, 171263278), (758, 106192270), (940, 85631639), (1516, 53096135), (1895, 42476908), (3790, 21238454), (7580, 10619227), (17813, 4518820), (35626, 2259410), (71252, 1129705), (89065, 903764), (178130, 451882), (225941, 356260)]