1327139840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:322

約数の個数: 176

約数和(自身を含む): 3477476352

約数和(自身を除く): 2150336512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 157, 160, 208, 254, 256, 260, 314, 320, 416, 508, 512, 520, 628, 635, 640, 785, 832, 1016, 1024, 1040, 1256, 1270, 1280, 1570, 1651, 1664, 2032, 2041, 2080, 2512, 2540, 2560, 3140, 3302, 3328, 4064, 4082, 4160, 5024, 5080, 5120, 6280, 6604, 6656, 8128, 8164, 8255, 8320, 10048, 10160, 10205, 12560, 13208, 13312, 16256, 16328, 16510, 16640, 19939, 20096, 20320, 20410, 25120, 26416, 32512, 32656, 33020, 33280, 39878, 40192, 40640, 40820, 50240, 52832, 65024, 65312, 66040, 66560, 79756, 80384, 81280, 81640, 99695, 100480, 105664, 130048, 130624, 132080, 159512, 160768, 162560, 163280, 199390, 200960, 211328, 259207, 261248, 264160, 319024, 325120, 326560, 398780, 401920, 422656, 518414, 522496, 528320, 638048, 650240, 653120, 797560, 803840, 845312, 1036828, 1044992, 1056640, 1276096, 1296035, 1306240, 1595120, 1690624, 2073656, 2089984, 2113280, 2552192, 2592070, 2612480, 3190240, 4147312, 4226560, 5104384, 5184140, 5224960, 6380480, 8294624, 8453120, 10208768, 10368280, 10449920, 12760960, 16589248, 20417536, 20736560, 25521920, 33178496, 41473120, 51043840, 66356992, 82946240, 102087680, 132713984, 165892480, 265427968, 331784960, 663569920, 1327139840]

約数ペア:

[(1, 1327139840), (2, 663569920), (4, 331784960), (5, 265427968), (8, 165892480), (10, 132713984), (13, 102087680), (16, 82946240), (20, 66356992), (26, 51043840), (32, 41473120), (40, 33178496), (52, 25521920), (64, 20736560), (65, 20417536), (80, 16589248), (104, 12760960), (127, 10449920), (128, 10368280), (130, 10208768), (157, 8453120), (160, 8294624), (208, 6380480), (254, 5224960), (256, 5184140), (260, 5104384), (314, 4226560), (320, 4147312), (416, 3190240), (508, 2612480), (512, 2592070), (520, 2552192), (628, 2113280), (635, 2089984), (640, 2073656), (785, 1690624), (832, 1595120), (1016, 1306240), (1024, 1296035), (1040, 1276096), (1256, 1056640), (1270, 1044992), (1280, 1036828), (1570, 845312), (1651, 803840), (1664, 797560), (2032, 653120), (2041, 650240), (2080, 638048), (2512, 528320), (2540, 522496), (2560, 518414), (3140, 422656), (3302, 401920), (3328, 398780), (4064, 326560), (4082, 325120), (4160, 319024), (5024, 264160), (5080, 261248), (5120, 259207), (6280, 211328), (6604, 200960), (6656, 199390), (8128, 163280), (8164, 162560), (8255, 160768), (8320, 159512), (10048, 132080), (10160, 130624), (10205, 130048), (12560, 105664), (13208, 100480), (13312, 99695), (16256, 81640), (16328, 81280), (16510, 80384), (16640, 79756), (19939, 66560), (20096, 66040), (20320, 65312), (20410, 65024), (25120, 52832), (26416, 50240), (32512, 40820), (32656, 40640), (33020, 40192), (33280, 39878)]