2577946384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{769}}^1$

素因数の和:1088

約数の個数: 80

約数和(自身を含む): 5485898880

約数和(自身を除く): 2907952496

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 227, 284, 454, 568, 769, 908, 923, 1136, 1538, 1816, 1846, 2951, 3076, 3632, 3692, 5902, 6152, 7384, 9997, 11804, 12304, 14768, 16117, 19994, 23608, 32234, 39988, 47216, 54599, 64468, 79976, 109198, 128936, 159952, 174563, 209521, 218396, 257872, 349126, 419042, 436792, 698252, 709787, 838084, 873584, 1396504, 1419574, 1676168, 2269319, 2793008, 2839148, 3352336, 4538638, 5678296, 9077276, 11356592, 12393973, 18154552, 24787946, 36309104, 49575892, 99151784, 161121649, 198303568, 322243298, 644486596, 1288973192, 2577946384]

約数ペア:

[(1, 2577946384), (2, 1288973192), (4, 644486596), (8, 322243298), (13, 198303568), (16, 161121649), (26, 99151784), (52, 49575892), (71, 36309104), (104, 24787946), (142, 18154552), (208, 12393973), (227, 11356592), (284, 9077276), (454, 5678296), (568, 4538638), (769, 3352336), (908, 2839148), (923, 2793008), (1136, 2269319), (1538, 1676168), (1816, 1419574), (1846, 1396504), (2951, 873584), (3076, 838084), (3632, 709787), (3692, 698252), (5902, 436792), (6152, 419042), (7384, 349126), (9997, 257872), (11804, 218396), (12304, 209521), (14768, 174563), (16117, 159952), (19994, 128936), (23608, 109198), (32234, 79976), (39988, 64468), (47216, 54599)]