201260005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{22153}}^1$

素因数の和:22260

約数の個数: 16

約数和(自身を含む): 255214080

約数和(自身を除く): 53954075

約数列:

[1, 5, 23, 79, 115, 395, 1817, 9085, 22153, 110765, 509519, 1750087, 2547595, 8750435, 40252001, 201260005]

約数ペア:

[(1, 201260005), (5, 40252001), (23, 8750435), (79, 2547595), (115, 1750087), (395, 509519), (1817, 110765), (9085, 22153)]