2548916925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 4542566400

約数和(自身を除く): 1993649475

約数列:

[1, 3, 5, 15, 23, 25, 47, 69, 75, 115, 141, 149, 211, 235, 345, 447, 575, 633, 705, 745, 1055, 1081, 1175, 1725, 2235, 3165, 3243, 3427, 3525, 3725, 4853, 5275, 5405, 7003, 9917, 10281, 11175, 14559, 15825, 16215, 17135, 21009, 24265, 27025, 29751, 31439, 35015, 49585, 51405, 72795, 81075, 85675, 94317, 105045, 121325, 148755, 157195, 161069, 175075, 228091, 247925, 257025, 363975, 471585, 483207, 525225, 684273, 723097, 743775, 785975, 805345, 1140455, 1477633, 2169291, 2357925, 2416035, 3421365, 3615485, 4026725, 4432899, 5702275, 7388165, 10846455, 12080175, 17106825, 18077425, 22164495, 33985559, 36940825, 54232275, 101956677, 110822475, 169927795, 509783385, 849638975, 2548916925]

約数ペア:

[(1, 2548916925), (3, 849638975), (5, 509783385), (15, 169927795), (23, 110822475), (25, 101956677), (47, 54232275), (69, 36940825), (75, 33985559), (115, 22164495), (141, 18077425), (149, 17106825), (211, 12080175), (235, 10846455), (345, 7388165), (447, 5702275), (575, 4432899), (633, 4026725), (705, 3615485), (745, 3421365), (1055, 2416035), (1081, 2357925), (1175, 2169291), (1725, 1477633), (2235, 1140455), (3165, 805345), (3243, 785975), (3427, 743775), (3525, 723097), (3725, 684273), (4853, 525225), (5275, 483207), (5405, 471585), (7003, 363975), (9917, 257025), (10281, 247925), (11175, 228091), (14559, 175075), (15825, 161069), (16215, 157195), (17135, 148755), (21009, 121325), (24265, 105045), (27025, 94317), (29751, 85675), (31439, 81075), (35015, 72795), (49585, 51405)]