52101760

素因数分解:

$2^7\times 5^1\times {\mathrm{81409}}^1$

素因数の和:81428

約数の個数: 32

約数和(自身を含む): 124557300

約数和(自身を除く): 72455540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 81409, 162818, 325636, 407045, 651272, 814090, 1302544, 1628180, 2605088, 3256360, 5210176, 6512720, 10420352, 13025440, 26050880, 52101760]

約数ペア:

[(1, 52101760), (2, 26050880), (4, 13025440), (5, 10420352), (8, 6512720), (10, 5210176), (16, 3256360), (20, 2605088), (32, 1628180), (40, 1302544), (64, 814090), (80, 651272), (128, 407045), (160, 325636), (320, 162818), (640, 81409)]