25262020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9497}}^1$

素因数の和:9532

約数の個数: 48

約数和(自身を含む): 63826560

約数和(自身を除く): 38564540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 9497, 18994, 37988, 47485, 66479, 94970, 132958, 180443, 189940, 265916, 332395, 360886, 664790, 721772, 902215, 1263101, 1329580, 1804430, 2526202, 3608860, 5052404, 6315505, 12631010, 25262020]

約数ペア:

[(1, 25262020), (2, 12631010), (4, 6315505), (5, 5052404), (7, 3608860), (10, 2526202), (14, 1804430), (19, 1329580), (20, 1263101), (28, 902215), (35, 721772), (38, 664790), (70, 360886), (76, 332395), (95, 265916), (133, 189940), (140, 180443), (190, 132958), (266, 94970), (380, 66479), (532, 47485), (665, 37988), (1330, 18994), (2660, 9497)]