980782465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{520309}}^1$

素因数の和:520356

約数の個数: 16

約数和(自身を含む): 1311181200

約数和(自身を除く): 330398735

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 520309, 2601545, 6764017, 15088961, 33820085, 75444805, 196156493, 980782465]

約数ペア:

[(1, 980782465), (5, 196156493), (13, 75444805), (29, 33820085), (65, 15088961), (145, 6764017), (377, 2601545), (1885, 520309)]