64026440

素因数分解:

$2^3\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1433}}^1$

素因数の和:2561

約数の個数: 32

約数和(自身を含む): 144289080

約数和(自身を除く): 80262640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1117, 1433, 2234, 2866, 4468, 5585, 5732, 7165, 8936, 11170, 11464, 14330, 22340, 28660, 44680, 57320, 1600661, 3201322, 6402644, 8003305, 12805288, 16006610, 32013220, 64026440]

約数ペア:

[(1, 64026440), (2, 32013220), (4, 16006610), (5, 12805288), (8, 8003305), (10, 6402644), (20, 3201322), (40, 1600661), (1117, 57320), (1433, 44680), (2234, 28660), (2866, 22340), (4468, 14330), (5585, 11464), (5732, 11170), (7165, 8936)]