55499850

素因数分解:

$2^1\times 3^3\times 5^2\times 7^2\times {\mathrm{839}}^1$

素因数の和:874

約数の個数: 144

約数和(自身を含む): 178113600

約数和(自身を除く): 122613750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 49, 50, 54, 63, 70, 75, 90, 98, 105, 126, 135, 147, 150, 175, 189, 210, 225, 245, 270, 294, 315, 350, 378, 441, 450, 490, 525, 630, 675, 735, 839, 882, 945, 1050, 1225, 1323, 1350, 1470, 1575, 1678, 1890, 2205, 2450, 2517, 2646, 3150, 3675, 4195, 4410, 4725, 5034, 5873, 6615, 7350, 7551, 8390, 9450, 11025, 11746, 12585, 13230, 15102, 17619, 20975, 22050, 22653, 25170, 29365, 33075, 35238, 37755, 41111, 41950, 45306, 52857, 58730, 62925, 66150, 75510, 82222, 88095, 105714, 113265, 123333, 125850, 146825, 158571, 176190, 188775, 205555, 226530, 246666, 264285, 293650, 317142, 369999, 377550, 411110, 440475, 528570, 566325, 616665, 739998, 792855, 880950, 1027775, 1109997, 1132650, 1233330, 1321425, 1585710, 1849995, 2055550, 2219994, 2642850, 3083325, 3699990, 3964275, 5549985, 6166650, 7928550, 9249975, 11099970, 18499950, 27749925, 55499850]

約数ペア:

[(1, 55499850), (2, 27749925), (3, 18499950), (5, 11099970), (6, 9249975), (7, 7928550), (9, 6166650), (10, 5549985), (14, 3964275), (15, 3699990), (18, 3083325), (21, 2642850), (25, 2219994), (27, 2055550), (30, 1849995), (35, 1585710), (42, 1321425), (45, 1233330), (49, 1132650), (50, 1109997), (54, 1027775), (63, 880950), (70, 792855), (75, 739998), (90, 616665), (98, 566325), (105, 528570), (126, 440475), (135, 411110), (147, 377550), (150, 369999), (175, 317142), (189, 293650), (210, 264285), (225, 246666), (245, 226530), (270, 205555), (294, 188775), (315, 176190), (350, 158571), (378, 146825), (441, 125850), (450, 123333), (490, 113265), (525, 105714), (630, 88095), (675, 82222), (735, 75510), (839, 66150), (882, 62925), (945, 58730), (1050, 52857), (1225, 45306), (1323, 41950), (1350, 41111), (1470, 37755), (1575, 35238), (1678, 33075), (1890, 29365), (2205, 25170), (2450, 22653), (2517, 22050), (2646, 20975), (3150, 17619), (3675, 15102), (4195, 13230), (4410, 12585), (4725, 11746), (5034, 11025), (5873, 9450), (6615, 8390), (7350, 7551)]