1900564285

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{16249}}^1$

素因数の和:16560

約数の個数: 16

約数和(自身を含む): 2310750000

約数和(自身を除く): 410185715

約数列:

[1, 5, 149, 157, 745, 785, 16249, 23393, 81245, 116965, 2421101, 2551093, 12105505, 12755465, 380112857, 1900564285]

約数ペア:

[(1, 1900564285), (5, 380112857), (149, 12755465), (157, 12105505), (745, 2551093), (785, 2421101), (16249, 116965), (23393, 81245)]