80018405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{49547}}^1$

素因数の和:49588

約数の個数: 16

約数和(自身を含む): 107023680

約数和(自身を除く): 27005275

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 49547, 247735, 842299, 941393, 4211495, 4706965, 16003681, 80018405]

約数ペア:

[(1, 80018405), (5, 16003681), (17, 4706965), (19, 4211495), (85, 941393), (95, 842299), (323, 247735), (1615, 49547)]