2080491565

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{138101}}^1$

素因数の和:138260

約数の個数: 16

約数和(自身を含む): 2625042816

約数和(自身を除く): 544551251

約数列:

[1, 5, 23, 115, 131, 655, 3013, 15065, 138101, 690505, 3176323, 15881615, 18091231, 90456155, 416098313, 2080491565]

約数ペア:

[(1, 2080491565), (5, 416098313), (23, 90456155), (115, 18091231), (131, 15881615), (655, 3176323), (3013, 690505), (15065, 138101)]