478948225

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{809}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 723168000

約数和(自身を除く): 244219775

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 199, 425, 595, 809, 995, 1393, 2975, 3383, 4045, 4975, 5663, 6965, 13753, 16915, 20225, 23681, 28315, 34825, 68765, 84575, 96271, 118405, 141575, 160991, 343825, 481355, 592025, 804955, 1126937, 2406775, 2736847, 4024775, 5634685, 13684235, 19157929, 28173425, 68421175, 95789645, 478948225]

約数ペア:

[(1, 478948225), (5, 95789645), (7, 68421175), (17, 28173425), (25, 19157929), (35, 13684235), (85, 5634685), (119, 4024775), (175, 2736847), (199, 2406775), (425, 1126937), (595, 804955), (809, 592025), (995, 481355), (1393, 343825), (2975, 160991), (3383, 141575), (4045, 118405), (4975, 96271), (5663, 84575), (6965, 68765), (13753, 34825), (16915, 28315), (20225, 23681)]