172609280

素因数分解:

$2^8\times 5^1\times {\mathrm{134851}}^1$

素因数の和:134872

約数の個数: 36

約数和(自身を含む): 413456232

約数和(自身を除く): 240846952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 134851, 269702, 539404, 674255, 1078808, 1348510, 2157616, 2697020, 4315232, 5394040, 8630464, 10788080, 17260928, 21576160, 34521856, 43152320, 86304640, 172609280]

約数ペア:

[(1, 172609280), (2, 86304640), (4, 43152320), (5, 34521856), (8, 21576160), (10, 17260928), (16, 10788080), (20, 8630464), (32, 5394040), (40, 4315232), (64, 2697020), (80, 2157616), (128, 1348510), (160, 1078808), (256, 674255), (320, 539404), (640, 269702), (1280, 134851)]