65536780

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{6841}}^1$

素因数の和:7329

約数の個数: 24

約数和(自身を含む): 137934720

約数和(自身を除く): 72397940

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 6841, 9580, 13682, 27364, 34205, 68410, 136820, 3276839, 6553678, 13107356, 16384195, 32768390, 65536780]

約数ペア:

[(1, 65536780), (2, 32768390), (4, 16384195), (5, 13107356), (10, 6553678), (20, 3276839), (479, 136820), (958, 68410), (1916, 34205), (2395, 27364), (4790, 13682), (6841, 9580)]