25770940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99119}}^1$

素因数の和:99141

約数の個数: 24

約数和(自身を含む): 58282560

約数和(自身を除く): 32511620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 99119, 198238, 396476, 495595, 991190, 1288547, 1982380, 2577094, 5154188, 6442735, 12885470, 25770940]

約数ペア:

[(1, 25770940), (2, 12885470), (4, 6442735), (5, 5154188), (10, 2577094), (13, 1982380), (20, 1288547), (26, 991190), (52, 495595), (65, 396476), (130, 198238), (260, 99119)]