80013260

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{4933}}^1$

素因数の和:5753

約数の個数: 24

約数和(自身を含む): 168269136

約数和(自身を除く): 88255876

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 3244, 4055, 4933, 8110, 9866, 16220, 19732, 24665, 49330, 98660, 4000663, 8001326, 16002652, 20003315, 40006630, 80013260]

約数ペア:

[(1, 80013260), (2, 40006630), (4, 20003315), (5, 16002652), (10, 8001326), (20, 4000663), (811, 98660), (1622, 49330), (3244, 24665), (4055, 19732), (4933, 16220), (8110, 9866)]