90500815

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:1002

約数の個数: 16

約数和(自身を含む): 110103840

約数和(自身を除く): 19603025

約数列:

[1, 5, 139, 197, 661, 695, 985, 3305, 27383, 91879, 130217, 136915, 459395, 651085, 18100163, 90500815]

約数ペア:

[(1, 90500815), (5, 18100163), (139, 651085), (197, 459395), (661, 136915), (695, 130217), (985, 91879), (3305, 27383)]