489893225

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{1669}}^1$

素因数の和:1937

約数の個数: 24

約数和(自身を含む): 621240000

約数和(自身を除く): 131346775

約数列:

[1, 5, 25, 59, 199, 295, 995, 1475, 1669, 4975, 8345, 11741, 41725, 58705, 98471, 293525, 332131, 492355, 1660655, 2461775, 8303275, 19595729, 97978645, 489893225]

約数ペア:

[(1, 489893225), (5, 97978645), (25, 19595729), (59, 8303275), (199, 2461775), (295, 1660655), (995, 492355), (1475, 332131), (1669, 293525), (4975, 98471), (8345, 58705), (11741, 41725)]