51280685

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4091}}^1$

素因数の和:4228

約数の個数: 16

約数和(自身を含む): 64817280

約数和(自身を除く): 13536595

約数列:

[1, 5, 23, 109, 115, 545, 2507, 4091, 12535, 20455, 94093, 445919, 470465, 2229595, 10256137, 51280685]

約数ペア:

[(1, 51280685), (5, 10256137), (23, 2229595), (109, 470465), (115, 445919), (545, 94093), (2507, 20455), (4091, 12535)]