51703340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{198859}}^1$

素因数の和:198881

約数の個数: 24

約数和(自身を含む): 116929680

約数和(自身を除く): 65226340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 198859, 397718, 795436, 994295, 1988590, 2585167, 3977180, 5170334, 10340668, 12925835, 25851670, 51703340]

約数ペア:

[(1, 51703340), (2, 25851670), (4, 12925835), (5, 10340668), (10, 5170334), (13, 3977180), (20, 2585167), (26, 1988590), (52, 994295), (65, 795436), (130, 397718), (260, 198859)]