51280215376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{653}}^1$

素因数の和:1365

約数の個数: 160

約数和(自身を含む): 116622535680

約数和(自身を除く): 65342320304

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 589, 641, 653, 806, 988, 1178, 1282, 1306, 1612, 1976, 2356, 2564, 2612, 3224, 3952, 4712, 5128, 5224, 6448, 7657, 8333, 8489, 9424, 10256, 10448, 12179, 12407, 15314, 16666, 16978, 19871, 20243, 24358, 24814, 30628, 33332, 33956, 39742, 40486, 48716, 49628, 61256, 66664, 67912, 79484, 80972, 97432, 99256, 122512, 133328, 135824, 158327, 158968, 161291, 161944, 194864, 198512, 258323, 263159, 316654, 317936, 322582, 323888, 377549, 384617, 418573, 516646, 526318, 633308, 645164, 755098, 769234, 837146, 1033292, 1052636, 1266616, 1290328, 1510196, 1538468, 1674292, 2066584, 2105272, 2533232, 2580656, 3020392, 3076936, 3348584, 4133168, 4210544, 4908137, 5000021, 5441449, 6040784, 6153872, 6697168, 7952887, 9816274, 10000042, 10882898, 12975763, 15905774, 19632548, 20000084, 21765796, 25951526, 31811548, 39265096, 40000168, 43531592, 51903052, 63623096, 78530192, 80000336, 87063184, 103387531, 103806104, 127246192, 168684919, 206775062, 207612208, 246539497, 337369838, 413550124, 493078994, 674739676, 827100248, 986157988, 1349479352, 1654200496, 1972315976, 2698958704, 3205013461, 3944631952, 6410026922, 12820053844, 25640107688, 51280215376]

約数ペア:

[(1, 51280215376), (2, 25640107688), (4, 12820053844), (8, 6410026922), (13, 3944631952), (16, 3205013461), (19, 2698958704), (26, 1972315976), (31, 1654200496), (38, 1349479352), (52, 986157988), (62, 827100248), (76, 674739676), (104, 493078994), (124, 413550124), (152, 337369838), (208, 246539497), (247, 207612208), (248, 206775062), (304, 168684919), (403, 127246192), (494, 103806104), (496, 103387531), (589, 87063184), (641, 80000336), (653, 78530192), (806, 63623096), (988, 51903052), (1178, 43531592), (1282, 40000168), (1306, 39265096), (1612, 31811548), (1976, 25951526), (2356, 21765796), (2564, 20000084), (2612, 19632548), (3224, 15905774), (3952, 12975763), (4712, 10882898), (5128, 10000042), (5224, 9816274), (6448, 7952887), (7657, 6697168), (8333, 6153872), (8489, 6040784), (9424, 5441449), (10256, 5000021), (10448, 4908137), (12179, 4210544), (12407, 4133168), (15314, 3348584), (16666, 3076936), (16978, 3020392), (19871, 2580656), (20243, 2533232), (24358, 2105272), (24814, 2066584), (30628, 1674292), (33332, 1538468), (33956, 1510196), (39742, 1290328), (40486, 1266616), (48716, 1052636), (49628, 1033292), (61256, 837146), (66664, 769234), (67912, 755098), (79484, 645164), (80972, 633308), (97432, 526318), (99256, 516646), (122512, 418573), (133328, 384617), (135824, 377549), (158327, 323888), (158968, 322582), (161291, 317936), (161944, 316654), (194864, 263159), (198512, 258323)]