55457325

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1$

素因数の和:145

約数の個数: 144

約数和(自身を含む): 129297280

約数和(自身を除く): 73839955

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 55, 63, 75, 77, 97, 99, 105, 121, 135, 165, 175, 189, 225, 231, 275, 291, 297, 315, 363, 385, 485, 495, 525, 605, 675, 679, 693, 825, 847, 873, 945, 1067, 1089, 1155, 1455, 1485, 1575, 1815, 1925, 2037, 2079, 2425, 2475, 2541, 2619, 3025, 3201, 3267, 3395, 3465, 4235, 4365, 4725, 5335, 5445, 5775, 6111, 7275, 7425, 7469, 7623, 9075, 9603, 10185, 10395, 11737, 12705, 13095, 16005, 16335, 16975, 17325, 18333, 21175, 21825, 22407, 22869, 26675, 27225, 28809, 30555, 35211, 37345, 38115, 48015, 50925, 51975, 58685, 63525, 65475, 67221, 80025, 81675, 82159, 91665, 105633, 112035, 114345, 144045, 152775, 176055, 186725, 190575, 201663, 240075, 246477, 293425, 316899, 336105, 410795, 458325, 528165, 560175, 571725, 720225, 739431, 880275, 1008315, 1232385, 1584495, 1680525, 2053975, 2218293, 2640825, 3697155, 5041575, 6161925, 7922475, 11091465, 18485775, 55457325]

約数ペア:

[(1, 55457325), (3, 18485775), (5, 11091465), (7, 7922475), (9, 6161925), (11, 5041575), (15, 3697155), (21, 2640825), (25, 2218293), (27, 2053975), (33, 1680525), (35, 1584495), (45, 1232385), (55, 1008315), (63, 880275), (75, 739431), (77, 720225), (97, 571725), (99, 560175), (105, 528165), (121, 458325), (135, 410795), (165, 336105), (175, 316899), (189, 293425), (225, 246477), (231, 240075), (275, 201663), (291, 190575), (297, 186725), (315, 176055), (363, 152775), (385, 144045), (485, 114345), (495, 112035), (525, 105633), (605, 91665), (675, 82159), (679, 81675), (693, 80025), (825, 67221), (847, 65475), (873, 63525), (945, 58685), (1067, 51975), (1089, 50925), (1155, 48015), (1455, 38115), (1485, 37345), (1575, 35211), (1815, 30555), (1925, 28809), (2037, 27225), (2079, 26675), (2425, 22869), (2475, 22407), (2541, 21825), (2619, 21175), (3025, 18333), (3201, 17325), (3267, 16975), (3395, 16335), (3465, 16005), (4235, 13095), (4365, 12705), (4725, 11737), (5335, 10395), (5445, 10185), (5775, 9603), (6111, 9075), (7275, 7623), (7425, 7469)]