51404080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 160

約数和(自身を含む): 153990144

約数和(自身を除く): 102586064

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 182, 184, 208, 230, 260, 280, 299, 307, 322, 364, 368, 455, 460, 520, 560, 598, 614, 644, 728, 805, 910, 920, 1040, 1196, 1228, 1288, 1456, 1495, 1535, 1610, 1820, 1840, 2093, 2149, 2392, 2456, 2576, 2990, 3070, 3220, 3640, 3991, 4186, 4298, 4784, 4912, 5980, 6140, 6440, 7061, 7280, 7982, 8372, 8596, 10465, 10745, 11960, 12280, 12880, 14122, 15964, 16744, 17192, 19955, 20930, 21490, 23920, 24560, 27937, 28244, 31928, 33488, 34384, 35305, 39910, 41860, 42980, 49427, 55874, 56488, 63856, 70610, 79820, 83720, 85960, 91793, 98854, 111748, 112976, 139685, 141220, 159640, 167440, 171920, 183586, 197708, 223496, 247135, 279370, 282440, 319280, 367172, 395416, 446992, 458965, 494270, 558740, 564880, 642551, 734344, 790832, 917930, 988540, 1117480, 1285102, 1468688, 1835860, 1977080, 2234960, 2570204, 3212755, 3671720, 3954160, 5140408, 6425510, 7343440, 10280816, 12851020, 25702040, 51404080]

約数ペア:

[(1, 51404080), (2, 25702040), (4, 12851020), (5, 10280816), (7, 7343440), (8, 6425510), (10, 5140408), (13, 3954160), (14, 3671720), (16, 3212755), (20, 2570204), (23, 2234960), (26, 1977080), (28, 1835860), (35, 1468688), (40, 1285102), (46, 1117480), (52, 988540), (56, 917930), (65, 790832), (70, 734344), (80, 642551), (91, 564880), (92, 558740), (104, 494270), (112, 458965), (115, 446992), (130, 395416), (140, 367172), (161, 319280), (182, 282440), (184, 279370), (208, 247135), (230, 223496), (260, 197708), (280, 183586), (299, 171920), (307, 167440), (322, 159640), (364, 141220), (368, 139685), (455, 112976), (460, 111748), (520, 98854), (560, 91793), (598, 85960), (614, 83720), (644, 79820), (728, 70610), (805, 63856), (910, 56488), (920, 55874), (1040, 49427), (1196, 42980), (1228, 41860), (1288, 39910), (1456, 35305), (1495, 34384), (1535, 33488), (1610, 31928), (1820, 28244), (1840, 27937), (2093, 24560), (2149, 23920), (2392, 21490), (2456, 20930), (2576, 19955), (2990, 17192), (3070, 16744), (3220, 15964), (3640, 14122), (3991, 12880), (4186, 12280), (4298, 11960), (4784, 10745), (4912, 10465), (5980, 8596), (6140, 8372), (6440, 7982), (7061, 7280)]