82085440

素因数分解:

$2^6\times 5^1\times {\mathrm{256517}}^1$

素因数の和:256534

約数の個数: 28

約数和(自身を含む): 195466716

約数和(自身を除く): 113381276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 256517, 513034, 1026068, 1282585, 2052136, 2565170, 4104272, 5130340, 8208544, 10260680, 16417088, 20521360, 41042720, 82085440]

約数ペア:

[(1, 82085440), (2, 41042720), (4, 20521360), (5, 16417088), (8, 10260680), (10, 8208544), (16, 5130340), (20, 4104272), (32, 2565170), (40, 2052136), (64, 1282585), (80, 1026068), (160, 513034), (320, 256517)]