166273280

素因数分解:

$2^8\times 5^1\times {\mathrm{129901}}^1$

素因数の和:129922

約数の個数: 36

約数和(自身を含む): 398279532

約数和(自身を除く): 232006252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 129901, 259802, 519604, 649505, 1039208, 1299010, 2078416, 2598020, 4156832, 5196040, 8313664, 10392080, 16627328, 20784160, 33254656, 41568320, 83136640, 166273280]

約数ペア:

[(1, 166273280), (2, 83136640), (4, 41568320), (5, 33254656), (8, 20784160), (10, 16627328), (16, 10392080), (20, 8313664), (32, 5196040), (40, 4156832), (64, 2598020), (80, 2078416), (128, 1299010), (160, 1039208), (256, 649505), (320, 519604), (640, 259802), (1280, 129901)]