64928435

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 92897280

約数和(自身を除く): 27968845

約数列:

[1, 5, 11, 13, 55, 65, 71, 143, 355, 715, 781, 923, 1279, 3905, 4615, 6395, 10153, 14069, 16627, 50765, 70345, 83135, 90809, 182897, 454045, 914485, 998899, 1180517, 4994495, 5902585, 12985687, 64928435]

約数ペア:

[(1, 64928435), (5, 12985687), (11, 5902585), (13, 4994495), (55, 1180517), (65, 998899), (71, 914485), (143, 454045), (355, 182897), (715, 90809), (781, 83135), (923, 70345), (1279, 50765), (3905, 16627), (4615, 14069), (6395, 10153)]