665106910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{11549}}^1$

素因数の和:12012

約数の個数: 32

約数和(自身を含む): 1292306400

約数和(自身を除く): 627199490

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 443, 886, 2215, 4430, 5759, 11518, 11549, 23098, 28795, 57590, 57745, 115490, 150137, 300274, 750685, 1501370, 5116207, 10232414, 25581035, 51162070, 66510691, 133021382, 332553455, 665106910]

約数ペア:

[(1, 665106910), (2, 332553455), (5, 133021382), (10, 66510691), (13, 51162070), (26, 25581035), (65, 10232414), (130, 5116207), (443, 1501370), (886, 750685), (2215, 300274), (4430, 150137), (5759, 115490), (11518, 57745), (11549, 57590), (23098, 28795)]