71172320

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2729}}^1$

素因数の和:2907

約数の個数: 48

約数和(自身を含む): 169238160

約数和(自身を除く): 98065840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 2608, 2729, 3260, 5216, 5458, 6520, 10916, 13040, 13645, 21832, 26080, 27290, 43664, 54580, 87328, 109160, 218320, 436640, 444827, 889654, 1779308, 2224135, 3558616, 4448270, 7117232, 8896540, 14234464, 17793080, 35586160, 71172320]

約数ペア:

[(1, 71172320), (2, 35586160), (4, 17793080), (5, 14234464), (8, 8896540), (10, 7117232), (16, 4448270), (20, 3558616), (32, 2224135), (40, 1779308), (80, 889654), (160, 444827), (163, 436640), (326, 218320), (652, 109160), (815, 87328), (1304, 54580), (1630, 43664), (2608, 27290), (2729, 26080), (3260, 21832), (5216, 13645), (5458, 13040), (6520, 10916)]