980726725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{17921}}^1$

素因数の和:18141

約数の個数: 24

約数和(自身を含む): 1333396800

約数和(自身を除く): 352670075

約数列:

[1, 5, 11, 25, 55, 199, 275, 995, 2189, 4975, 10945, 17921, 54725, 89605, 197131, 448025, 985655, 3566279, 4928275, 17831395, 39229069, 89156975, 196145345, 980726725]

約数ペア:

[(1, 980726725), (5, 196145345), (11, 89156975), (25, 39229069), (55, 17831395), (199, 4928275), (275, 3566279), (995, 985655), (2189, 448025), (4975, 197131), (10945, 89605), (17921, 54725)]