84784640

素因数分解:

$2^9\times 5^1\times {\mathrm{33119}}^1$

素因数の和:33142

約数の個数: 40

約数和(自身を含む): 203290560

約数和(自身を除く): 118505920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 33119, 66238, 132476, 165595, 264952, 331190, 529904, 662380, 1059808, 1324760, 2119616, 2649520, 4239232, 5299040, 8478464, 10598080, 16956928, 21196160, 42392320, 84784640]

約数ペア:

[(1, 84784640), (2, 42392320), (4, 21196160), (5, 16956928), (8, 10598080), (10, 8478464), (16, 5299040), (20, 4239232), (32, 2649520), (40, 2119616), (64, 1324760), (80, 1059808), (128, 662380), (160, 529904), (256, 331190), (320, 264952), (512, 165595), (640, 132476), (1280, 66238), (2560, 33119)]