102708520

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{23557}}^1$

素因数の和:23677

約数の個数: 32

約数和(自身を含む): 233224200

約数和(自身を除く): 130515680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 23557, 47114, 94228, 117785, 188456, 235570, 471140, 942280, 2567713, 5135426, 10270852, 12838565, 20541704, 25677130, 51354260, 102708520]

約数ペア:

[(1, 102708520), (2, 51354260), (4, 25677130), (5, 20541704), (8, 12838565), (10, 10270852), (20, 5135426), (40, 2567713), (109, 942280), (218, 471140), (436, 235570), (545, 188456), (872, 117785), (1090, 94228), (2180, 47114), (4360, 23557)]