51412725

素因数分解:

$3^6\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 168

約数和(自身を含む): 121436672

約数和(自身を除く): 70023947

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 27, 31, 35, 39, 45, 63, 65, 75, 81, 91, 93, 105, 117, 135, 155, 175, 189, 195, 217, 225, 243, 273, 279, 315, 325, 351, 403, 405, 455, 465, 525, 567, 585, 651, 675, 729, 775, 819, 837, 945, 975, 1053, 1085, 1209, 1215, 1365, 1395, 1575, 1701, 1755, 1953, 2015, 2025, 2275, 2325, 2457, 2511, 2821, 2835, 2925, 3159, 3255, 3627, 3645, 4095, 4185, 4725, 5103, 5265, 5425, 5859, 6045, 6075, 6825, 6975, 7371, 7533, 8463, 8505, 8775, 9477, 9765, 10075, 10881, 12285, 12555, 14105, 14175, 15795, 16275, 17577, 18135, 18225, 20475, 20925, 22113, 22599, 25389, 25515, 26325, 29295, 30225, 32643, 36855, 37665, 42315, 42525, 47385, 48825, 52731, 54405, 61425, 62775, 66339, 70525, 76167, 78975, 87885, 90675, 97929, 110565, 112995, 126945, 127575, 146475, 158193, 163215, 184275, 188325, 211575, 228501, 236925, 263655, 272025, 293787, 331695, 380835, 439425, 489645, 552825, 564975, 634725, 685503, 790965, 816075, 1142505, 1318275, 1468935, 1658475, 1904175, 2056509, 2448225, 3427515, 3954825, 5712525, 7344675, 10282545, 17137575, 51412725]

約数ペア:

[(1, 51412725), (3, 17137575), (5, 10282545), (7, 7344675), (9, 5712525), (13, 3954825), (15, 3427515), (21, 2448225), (25, 2056509), (27, 1904175), (31, 1658475), (35, 1468935), (39, 1318275), (45, 1142505), (63, 816075), (65, 790965), (75, 685503), (81, 634725), (91, 564975), (93, 552825), (105, 489645), (117, 439425), (135, 380835), (155, 331695), (175, 293787), (189, 272025), (195, 263655), (217, 236925), (225, 228501), (243, 211575), (273, 188325), (279, 184275), (315, 163215), (325, 158193), (351, 146475), (403, 127575), (405, 126945), (455, 112995), (465, 110565), (525, 97929), (567, 90675), (585, 87885), (651, 78975), (675, 76167), (729, 70525), (775, 66339), (819, 62775), (837, 61425), (945, 54405), (975, 52731), (1053, 48825), (1085, 47385), (1209, 42525), (1215, 42315), (1365, 37665), (1395, 36855), (1575, 32643), (1701, 30225), (1755, 29295), (1953, 26325), (2015, 25515), (2025, 25389), (2275, 22599), (2325, 22113), (2457, 20925), (2511, 20475), (2821, 18225), (2835, 18135), (2925, 17577), (3159, 16275), (3255, 15795), (3627, 14175), (3645, 14105), (4095, 12555), (4185, 12285), (4725, 10881), (5103, 10075), (5265, 9765), (5425, 9477), (5859, 8775), (6045, 8505), (6075, 8463), (6825, 7533), (6975, 7371)]