81700608

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:558

約数の個数: 144

約数和(自身を含む): 250185600

約数和(自身を除く): 168484992

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 64, 66, 76, 88, 96, 114, 128, 132, 152, 176, 192, 209, 228, 256, 264, 304, 352, 384, 418, 456, 509, 528, 608, 627, 704, 768, 836, 912, 1018, 1056, 1216, 1254, 1408, 1527, 1672, 1824, 2036, 2112, 2432, 2508, 2816, 3054, 3344, 3648, 4072, 4224, 4864, 5016, 5599, 6108, 6688, 7296, 8144, 8448, 9671, 10032, 11198, 12216, 13376, 14592, 16288, 16797, 19342, 20064, 22396, 24432, 26752, 29013, 32576, 33594, 38684, 40128, 44792, 48864, 53504, 58026, 65152, 67188, 77368, 80256, 89584, 97728, 106381, 116052, 130304, 134376, 154736, 160512, 179168, 195456, 212762, 232104, 268752, 309472, 319143, 358336, 390912, 425524, 464208, 537504, 618944, 638286, 716672, 851048, 928416, 1075008, 1237888, 1276572, 1433344, 1702096, 1856832, 2150016, 2475776, 2553144, 3404192, 3713664, 4300032, 5106288, 6808384, 7427328, 10212576, 13616768, 20425152, 27233536, 40850304, 81700608]

約数ペア:

[(1, 81700608), (2, 40850304), (3, 27233536), (4, 20425152), (6, 13616768), (8, 10212576), (11, 7427328), (12, 6808384), (16, 5106288), (19, 4300032), (22, 3713664), (24, 3404192), (32, 2553144), (33, 2475776), (38, 2150016), (44, 1856832), (48, 1702096), (57, 1433344), (64, 1276572), (66, 1237888), (76, 1075008), (88, 928416), (96, 851048), (114, 716672), (128, 638286), (132, 618944), (152, 537504), (176, 464208), (192, 425524), (209, 390912), (228, 358336), (256, 319143), (264, 309472), (304, 268752), (352, 232104), (384, 212762), (418, 195456), (456, 179168), (509, 160512), (528, 154736), (608, 134376), (627, 130304), (704, 116052), (768, 106381), (836, 97728), (912, 89584), (1018, 80256), (1056, 77368), (1216, 67188), (1254, 65152), (1408, 58026), (1527, 53504), (1672, 48864), (1824, 44792), (2036, 40128), (2112, 38684), (2432, 33594), (2508, 32576), (2816, 29013), (3054, 26752), (3344, 24432), (3648, 22396), (4072, 20064), (4224, 19342), (4864, 16797), (5016, 16288), (5599, 14592), (6108, 13376), (6688, 12216), (7296, 11198), (8144, 10032), (8448, 9671)]