25100015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2161}}^1$

素因数の和:2290

約数の個数: 16

約数和(自身を含む): 31755456

約数和(自身を除く): 6655441

約数列:

[1, 5, 23, 101, 115, 505, 2161, 2323, 10805, 11615, 49703, 218261, 248515, 1091305, 5020003, 25100015]

約数ペア:

[(1, 25100015), (5, 5020003), (23, 1091305), (101, 248515), (115, 218261), (505, 49703), (2161, 11615), (2323, 10805)]