806249990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:287

約数の個数: 192

約数和(自身を含む): 2011184640

約数和(自身を除く): 1204934650

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 19, 26, 34, 35, 38, 65, 70, 85, 91, 95, 119, 130, 133, 169, 170, 182, 190, 211, 221, 238, 247, 266, 323, 338, 422, 442, 455, 494, 595, 646, 665, 845, 910, 1055, 1105, 1183, 1190, 1235, 1330, 1477, 1547, 1615, 1690, 1729, 2110, 2210, 2261, 2366, 2470, 2743, 2873, 2954, 3094, 3211, 3230, 3458, 3587, 4009, 4199, 4522, 5486, 5746, 5915, 6422, 7174, 7385, 7735, 8018, 8398, 8645, 11305, 11830, 13715, 14365, 14770, 15470, 16055, 17290, 17935, 19201, 20045, 20111, 20995, 22477, 22610, 25109, 27430, 28063, 28730, 29393, 32110, 35659, 35870, 38402, 40090, 40222, 41990, 44954, 46631, 50218, 52117, 54587, 56126, 58786, 68153, 71318, 93262, 96005, 100555, 104234, 109174, 112385, 125545, 136306, 140315, 146965, 178295, 192010, 201110, 224770, 233155, 249613, 251090, 260585, 272935, 280630, 293930, 326417, 340765, 356590, 364819, 382109, 466310, 477071, 499226, 521170, 545870, 606203, 652834, 677521, 681530, 729638, 764218, 885989, 954142, 1212406, 1248065, 1355042, 1632085, 1771978, 1824095, 1910545, 2385355, 2496130, 3031015, 3264170, 3387605, 3648190, 3821090, 4243421, 4429945, 4742647, 4770710, 6062030, 6201923, 6775210, 8486842, 8859890, 9485294, 11517857, 12403846, 21217105, 23035714, 23713235, 31009615, 42434210, 47426470, 57589285, 62019230, 80624999, 115178570, 161249998, 403124995, 806249990]

約数ペア:

[(1, 806249990), (2, 403124995), (5, 161249998), (7, 115178570), (10, 80624999), (13, 62019230), (14, 57589285), (17, 47426470), (19, 42434210), (26, 31009615), (34, 23713235), (35, 23035714), (38, 21217105), (65, 12403846), (70, 11517857), (85, 9485294), (91, 8859890), (95, 8486842), (119, 6775210), (130, 6201923), (133, 6062030), (169, 4770710), (170, 4742647), (182, 4429945), (190, 4243421), (211, 3821090), (221, 3648190), (238, 3387605), (247, 3264170), (266, 3031015), (323, 2496130), (338, 2385355), (422, 1910545), (442, 1824095), (455, 1771978), (494, 1632085), (595, 1355042), (646, 1248065), (665, 1212406), (845, 954142), (910, 885989), (1055, 764218), (1105, 729638), (1183, 681530), (1190, 677521), (1235, 652834), (1330, 606203), (1477, 545870), (1547, 521170), (1615, 499226), (1690, 477071), (1729, 466310), (2110, 382109), (2210, 364819), (2261, 356590), (2366, 340765), (2470, 326417), (2743, 293930), (2873, 280630), (2954, 272935), (3094, 260585), (3211, 251090), (3230, 249613), (3458, 233155), (3587, 224770), (4009, 201110), (4199, 192010), (4522, 178295), (5486, 146965), (5746, 140315), (5915, 136306), (6422, 125545), (7174, 112385), (7385, 109174), (7735, 104234), (8018, 100555), (8398, 96005), (8645, 93262), (11305, 71318), (11830, 68153), (13715, 58786), (14365, 56126), (14770, 54587), (15470, 52117), (16055, 50218), (17290, 46631), (17935, 44954), (19201, 41990), (20045, 40222), (20111, 40090), (20995, 38402), (22477, 35870), (22610, 35659), (25109, 32110), (27430, 29393), (28063, 28730)]