25209340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{96959}}^1$

素因数の和:96981

約数の個数: 24

約数和(自身を含む): 57012480

約数和(自身を除く): 31803140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 96959, 193918, 387836, 484795, 969590, 1260467, 1939180, 2520934, 5041868, 6302335, 12604670, 25209340]

約数ペア:

[(1, 25209340), (2, 12604670), (4, 6302335), (5, 5041868), (10, 2520934), (13, 1939180), (20, 1260467), (26, 969590), (52, 484795), (65, 387836), (130, 193918), (260, 96959)]