25137320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48341}}^1$

素因数の和:48365

約数の個数: 32

約数和(自身を含む): 60910920

約数和(自身を除く): 35773600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 48341, 96682, 193364, 241705, 386728, 483410, 628433, 966820, 1256866, 1933640, 2513732, 3142165, 5027464, 6284330, 12568660, 25137320]

約数ペア:

[(1, 25137320), (2, 12568660), (4, 6284330), (5, 5027464), (8, 3142165), (10, 2513732), (13, 1933640), (20, 1256866), (26, 966820), (40, 628433), (52, 483410), (65, 386728), (104, 241705), (130, 193364), (260, 96682), (520, 48341)]