86857280

素因数分解:

$2^6\times 5^1\times {\mathrm{271429}}^1$

素因数の和:271446

約数の個数: 28

約数和(自身を含む): 206829660

約数和(自身を除く): 119972380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 271429, 542858, 1085716, 1357145, 2171432, 2714290, 4342864, 5428580, 8685728, 10857160, 17371456, 21714320, 43428640, 86857280]

約数ペア:

[(1, 86857280), (2, 43428640), (4, 21714320), (5, 17371456), (8, 10857160), (10, 8685728), (16, 5428580), (20, 4342864), (32, 2714290), (40, 2171432), (64, 1357145), (80, 1085716), (160, 542858), (320, 271429)]