805216105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{53987}}^1$

素因数の和:54168

約数の個数: 16

約数和(自身を含む): 1023612480

約数和(自身を除く): 218396375

約数列:

[1, 5, 19, 95, 157, 785, 2983, 14915, 53987, 269935, 1025753, 5128765, 8475959, 42379795, 161043221, 805216105]

約数ペア:

[(1, 805216105), (5, 161043221), (19, 42379795), (95, 8475959), (157, 5128765), (785, 1025753), (2983, 269935), (14915, 53987)]