25027145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 14163895

約数列:

[1, 5, 11, 13, 17, 29, 55, 65, 71, 85, 143, 145, 187, 221, 319, 355, 377, 493, 715, 781, 923, 935, 1105, 1207, 1595, 1885, 2059, 2431, 2465, 3905, 4147, 4615, 5423, 6035, 6409, 10153, 10295, 12155, 13277, 15691, 20735, 22649, 26767, 27115, 32045, 35003, 50765, 66385, 70499, 78455, 113245, 133835, 172601, 175015, 294437, 352495, 385033, 455039, 863005, 1472185, 1925165, 2275195, 5005429, 25027145]

約数ペア:

[(1, 25027145), (5, 5005429), (11, 2275195), (13, 1925165), (17, 1472185), (29, 863005), (55, 455039), (65, 385033), (71, 352495), (85, 294437), (143, 175015), (145, 172601), (187, 133835), (221, 113245), (319, 78455), (355, 70499), (377, 66385), (493, 50765), (715, 35003), (781, 32045), (923, 27115), (935, 26767), (1105, 22649), (1207, 20735), (1595, 15691), (1885, 13277), (2059, 12155), (2431, 10295), (2465, 10153), (3905, 6409), (4147, 6035), (4615, 5423)]