25909445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 35354880

約数和(自身を除く): 9445435

約数列:

[1, 5, 17, 19, 61, 85, 95, 263, 305, 323, 1037, 1159, 1315, 1615, 4471, 4997, 5185, 5795, 16043, 19703, 22355, 24985, 80215, 84949, 98515, 272731, 304817, 424745, 1363655, 1524085, 5181889, 25909445]

約数ペア:

[(1, 25909445), (5, 5181889), (17, 1524085), (19, 1363655), (61, 424745), (85, 304817), (95, 272731), (263, 98515), (305, 84949), (323, 80215), (1037, 24985), (1159, 22355), (1315, 19703), (1615, 16043), (4471, 5795), (4997, 5185)]