80398465

素因数分解:

$5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{1433}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 112798440

約数和(自身を除く): 32399975

約数列:

[1, 5, 7, 35, 49, 229, 245, 1145, 1433, 1603, 7165, 8015, 10031, 11221, 50155, 56105, 70217, 328157, 351085, 1640785, 2297099, 11485495, 16079693, 80398465]

約数ペア:

[(1, 80398465), (5, 16079693), (7, 11485495), (35, 2297099), (49, 1640785), (229, 351085), (245, 328157), (1145, 70217), (1433, 56105), (1603, 50155), (7165, 11221), (8015, 10031)]