397886013824

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{74887}}^1$

素因数の和:75048

約数の個数: 128

約数和(自身を含む): 889741332480

約数和(自身を除く): 491855318656

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 103, 104, 124, 128, 206, 208, 248, 403, 412, 416, 496, 806, 824, 832, 992, 1339, 1612, 1648, 1664, 1984, 2678, 3193, 3224, 3296, 3968, 5356, 6386, 6448, 6592, 10712, 12772, 12896, 13184, 21424, 25544, 25792, 41509, 42848, 51088, 51584, 74887, 83018, 85696, 102176, 149774, 166036, 171392, 204352, 299548, 332072, 408704, 599096, 664144, 973531, 1198192, 1328288, 1947062, 2321497, 2396384, 2656576, 3894124, 4642994, 4792768, 5313152, 7713361, 7788248, 9285988, 9585536, 15426722, 15576496, 18571976, 30179461, 30853444, 31152992, 37143952, 60358922, 61706888, 62305984, 74287904, 100273693, 120717844, 123413776, 124611968, 148575808, 200547386, 239114191, 241435688, 246827552, 297151616, 401094772, 478228382, 482871376, 493655104, 802189544, 956456764, 965742752, 987310208, 1604379088, 1912913528, 1931485504, 3108484483, 3208758176, 3825827056, 3862971008, 6216968966, 6417516352, 7651654112, 12433937932, 12835032704, 15303308224, 24867875864, 30606616448, 49735751728, 99471503456, 198943006912, 397886013824]

約数ペア:

[(1, 397886013824), (2, 198943006912), (4, 99471503456), (8, 49735751728), (13, 30606616448), (16, 24867875864), (26, 15303308224), (31, 12835032704), (32, 12433937932), (52, 7651654112), (62, 6417516352), (64, 6216968966), (103, 3862971008), (104, 3825827056), (124, 3208758176), (128, 3108484483), (206, 1931485504), (208, 1912913528), (248, 1604379088), (403, 987310208), (412, 965742752), (416, 956456764), (496, 802189544), (806, 493655104), (824, 482871376), (832, 478228382), (992, 401094772), (1339, 297151616), (1612, 246827552), (1648, 241435688), (1664, 239114191), (1984, 200547386), (2678, 148575808), (3193, 124611968), (3224, 123413776), (3296, 120717844), (3968, 100273693), (5356, 74287904), (6386, 62305984), (6448, 61706888), (6592, 60358922), (10712, 37143952), (12772, 31152992), (12896, 30853444), (13184, 30179461), (21424, 18571976), (25544, 15576496), (25792, 15426722), (41509, 9585536), (42848, 9285988), (51088, 7788248), (51584, 7713361), (74887, 5313152), (83018, 4792768), (85696, 4642994), (102176, 3894124), (149774, 2656576), (166036, 2396384), (171392, 2321497), (204352, 1947062), (299548, 1328288), (332072, 1198192), (408704, 973531), (599096, 664144)]