8257120

素因数分解:

$2^5\times 5^1\times {\mathrm{51607}}^1$

素因数の和:51622

約数の個数: 24

約数和(自身を含む): 19507824

約数和(自身を除く): 11250704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 51607, 103214, 206428, 258035, 412856, 516070, 825712, 1032140, 1651424, 2064280, 4128560, 8257120]

約数ペア:

[(1, 8257120), (2, 4128560), (4, 2064280), (5, 1651424), (8, 1032140), (10, 825712), (16, 516070), (20, 412856), (32, 258035), (40, 206428), (80, 103214), (160, 51607)]