26823680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 132

約数和(自身を含む): 71923392

約数和(自身を除く): 45099712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 169, 208, 248, 256, 260, 310, 320, 338, 403, 416, 496, 512, 520, 620, 640, 676, 806, 832, 845, 992, 1024, 1040, 1240, 1280, 1352, 1612, 1664, 1690, 1984, 2015, 2080, 2480, 2560, 2704, 3224, 3328, 3380, 3968, 4030, 4160, 4960, 5120, 5239, 5408, 6448, 6656, 6760, 7936, 8060, 8320, 9920, 10478, 10816, 12896, 13312, 13520, 15872, 16120, 16640, 19840, 20956, 21632, 25792, 26195, 27040, 31744, 32240, 33280, 39680, 41912, 43264, 51584, 52390, 54080, 64480, 66560, 79360, 83824, 86528, 103168, 104780, 108160, 128960, 158720, 167648, 173056, 206336, 209560, 216320, 257920, 335296, 412672, 419120, 432640, 515840, 670592, 838240, 865280, 1031680, 1341184, 1676480, 2063360, 2682368, 3352960, 5364736, 6705920, 13411840, 26823680]

約数ペア:

[(1, 26823680), (2, 13411840), (4, 6705920), (5, 5364736), (8, 3352960), (10, 2682368), (13, 2063360), (16, 1676480), (20, 1341184), (26, 1031680), (31, 865280), (32, 838240), (40, 670592), (52, 515840), (62, 432640), (64, 419120), (65, 412672), (80, 335296), (104, 257920), (124, 216320), (128, 209560), (130, 206336), (155, 173056), (160, 167648), (169, 158720), (208, 128960), (248, 108160), (256, 104780), (260, 103168), (310, 86528), (320, 83824), (338, 79360), (403, 66560), (416, 64480), (496, 54080), (512, 52390), (520, 51584), (620, 43264), (640, 41912), (676, 39680), (806, 33280), (832, 32240), (845, 31744), (992, 27040), (1024, 26195), (1040, 25792), (1240, 21632), (1280, 20956), (1352, 19840), (1612, 16640), (1664, 16120), (1690, 15872), (1984, 13520), (2015, 13312), (2080, 12896), (2480, 10816), (2560, 10478), (2704, 9920), (3224, 8320), (3328, 8060), (3380, 7936), (3968, 6760), (4030, 6656), (4160, 6448), (4960, 5408), (5120, 5239)]