2149506575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{105239}}^1$

素因数の和:105311

約数の個数: 24

約数和(自身を含む): 2870947200

約数和(自身を除く): 721440625

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 817, 1075, 4085, 20425, 105239, 526195, 1999541, 2630975, 4525277, 9997705, 22626385, 49988525, 85980263, 113131925, 429901315, 2149506575]

約数ペア:

[(1, 2149506575), (5, 429901315), (19, 113131925), (25, 85980263), (43, 49988525), (95, 22626385), (215, 9997705), (475, 4525277), (817, 2630975), (1075, 1999541), (4085, 526195), (20425, 105239)]