81928160

素因数分解:

$2^5\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1069}}^1$

素因数の和:1563

約数の個数: 48

約数和(自身を含む): 194140800

約数和(自身を除く): 112212640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 479, 958, 1069, 1916, 2138, 2395, 3832, 4276, 4790, 5345, 7664, 8552, 9580, 10690, 15328, 17104, 19160, 21380, 34208, 38320, 42760, 76640, 85520, 171040, 512051, 1024102, 2048204, 2560255, 4096408, 5120510, 8192816, 10241020, 16385632, 20482040, 40964080, 81928160]

約数ペア:

[(1, 81928160), (2, 40964080), (4, 20482040), (5, 16385632), (8, 10241020), (10, 8192816), (16, 5120510), (20, 4096408), (32, 2560255), (40, 2048204), (80, 1024102), (160, 512051), (479, 171040), (958, 85520), (1069, 76640), (1916, 42760), (2138, 38320), (2395, 34208), (3832, 21380), (4276, 19160), (4790, 17104), (5345, 15328), (7664, 10690), (8552, 9580)]