80715405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{316531}}^1$

素因数の和:316556

約数の個数: 16

約数和(自身を含む): 136741824

約数和(自身を除く): 56026419

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 316531, 949593, 1582655, 4747965, 5381027, 16143081, 26905135, 80715405]

約数ペア:

[(1, 80715405), (3, 26905135), (5, 16143081), (15, 5381027), (17, 4747965), (51, 1582655), (85, 949593), (255, 316531)]