64979200

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 216

約数和(自身を含む): 191612736

約数和(自身を除く): 126633536

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 64, 65, 71, 80, 88, 100, 104, 110, 128, 130, 142, 143, 160, 176, 200, 208, 220, 256, 260, 275, 284, 286, 320, 325, 352, 355, 400, 416, 440, 520, 550, 568, 572, 640, 650, 704, 710, 715, 781, 800, 832, 880, 923, 1040, 1100, 1136, 1144, 1280, 1300, 1408, 1420, 1430, 1562, 1600, 1664, 1760, 1775, 1846, 2080, 2200, 2272, 2288, 2600, 2816, 2840, 2860, 3124, 3200, 3328, 3520, 3550, 3575, 3692, 3905, 4160, 4400, 4544, 4576, 4615, 5200, 5680, 5720, 6248, 6400, 7040, 7100, 7150, 7384, 7810, 8320, 8800, 9088, 9152, 9230, 10153, 10400, 11360, 11440, 12496, 14080, 14200, 14300, 14768, 15620, 16640, 17600, 18176, 18304, 18460, 19525, 20306, 20800, 22720, 22880, 23075, 24992, 28400, 28600, 29536, 31240, 35200, 36608, 36920, 39050, 40612, 41600, 45440, 45760, 46150, 49984, 50765, 56800, 57200, 59072, 62480, 70400, 73840, 78100, 81224, 83200, 90880, 91520, 92300, 99968, 101530, 113600, 114400, 118144, 124960, 147680, 156200, 162448, 183040, 184600, 199936, 203060, 227200, 228800, 236288, 249920, 253825, 295360, 312400, 324896, 369200, 406120, 454400, 457600, 499840, 507650, 590720, 624800, 649792, 738400, 812240, 915200, 999680, 1015300, 1181440, 1249600, 1299584, 1476800, 1624480, 2030600, 2499200, 2599168, 2953600, 3248960, 4061200, 4998400, 5907200, 6497920, 8122400, 12995840, 16244800, 32489600, 64979200]

約数ペア:

[(1, 64979200), (2, 32489600), (4, 16244800), (5, 12995840), (8, 8122400), (10, 6497920), (11, 5907200), (13, 4998400), (16, 4061200), (20, 3248960), (22, 2953600), (25, 2599168), (26, 2499200), (32, 2030600), (40, 1624480), (44, 1476800), (50, 1299584), (52, 1249600), (55, 1181440), (64, 1015300), (65, 999680), (71, 915200), (80, 812240), (88, 738400), (100, 649792), (104, 624800), (110, 590720), (128, 507650), (130, 499840), (142, 457600), (143, 454400), (160, 406120), (176, 369200), (200, 324896), (208, 312400), (220, 295360), (256, 253825), (260, 249920), (275, 236288), (284, 228800), (286, 227200), (320, 203060), (325, 199936), (352, 184600), (355, 183040), (400, 162448), (416, 156200), (440, 147680), (520, 124960), (550, 118144), (568, 114400), (572, 113600), (640, 101530), (650, 99968), (704, 92300), (710, 91520), (715, 90880), (781, 83200), (800, 81224), (832, 78100), (880, 73840), (923, 70400), (1040, 62480), (1100, 59072), (1136, 57200), (1144, 56800), (1280, 50765), (1300, 49984), (1408, 46150), (1420, 45760), (1430, 45440), (1562, 41600), (1600, 40612), (1664, 39050), (1760, 36920), (1775, 36608), (1846, 35200), (2080, 31240), (2200, 29536), (2272, 28600), (2288, 28400), (2600, 24992), (2816, 23075), (2840, 22880), (2860, 22720), (3124, 20800), (3200, 20306), (3328, 19525), (3520, 18460), (3550, 18304), (3575, 18176), (3692, 17600), (3905, 16640), (4160, 15620), (4400, 14768), (4544, 14300), (4576, 14200), (4615, 14080), (5200, 12496), (5680, 11440), (5720, 11360), (6248, 10400), (6400, 10153), (7040, 9230), (7100, 9152), (7150, 9088), (7384, 8800), (7810, 8320)]