78389804

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{359}}^1\times {\mathrm{691}}^1$

素因数の和:1133

約数の個数: 24

約数和(自身を含む): 139507200

約数和(自身を除く): 61117396

約数列:

[1, 2, 4, 79, 158, 316, 359, 691, 718, 1382, 1436, 2764, 28361, 54589, 56722, 109178, 113444, 218356, 248069, 496138, 992276, 19597451, 39194902, 78389804]

約数ペア:

[(1, 78389804), (2, 39194902), (4, 19597451), (79, 992276), (158, 496138), (316, 248069), (359, 218356), (691, 113444), (718, 109178), (1382, 56722), (1436, 54589), (2764, 28361)]