850545920

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:297

約数の個数: 216

約数和(自身を含む): 2415909888

約数和(自身を除く): 1565363968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 71, 80, 98, 112, 128, 140, 142, 160, 191, 196, 224, 245, 256, 280, 284, 320, 355, 382, 392, 448, 490, 497, 560, 568, 640, 710, 764, 784, 896, 955, 980, 994, 1120, 1136, 1280, 1337, 1420, 1528, 1568, 1792, 1910, 1960, 1988, 2240, 2272, 2485, 2674, 2840, 3056, 3136, 3479, 3820, 3920, 3976, 4480, 4544, 4970, 5348, 5680, 6112, 6272, 6685, 6958, 7640, 7840, 7952, 8960, 9088, 9359, 9940, 10696, 11360, 12224, 12544, 13370, 13561, 13916, 15280, 15680, 15904, 17395, 18176, 18718, 19880, 21392, 22720, 24448, 26740, 27122, 27832, 30560, 31360, 31808, 34790, 37436, 39760, 42784, 45440, 46795, 48896, 53480, 54244, 55664, 61120, 62720, 63616, 67805, 69580, 74872, 79520, 85568, 90880, 93590, 94927, 106960, 108488, 111328, 122240, 127232, 135610, 139160, 149744, 159040, 171136, 187180, 189854, 213920, 216976, 222656, 244480, 271220, 278320, 299488, 318080, 342272, 374360, 379708, 427840, 433952, 445312, 474635, 542440, 556640, 598976, 636160, 664489, 748720, 759416, 855680, 867904, 890624, 949270, 1084880, 1113280, 1197952, 1328978, 1497440, 1518832, 1711360, 1735808, 1898540, 2169760, 2226560, 2395904, 2657956, 2994880, 3037664, 3322445, 3471616, 3797080, 4339520, 4453120, 5315912, 5989760, 6075328, 6644890, 7594160, 8679040, 10631824, 11979520, 12150656, 13289780, 15188320, 17358080, 21263648, 24301312, 26579560, 30376640, 42527296, 53159120, 60753280, 85054592, 106318240, 121506560, 170109184, 212636480, 425272960, 850545920]

約数ペア:

[(1, 850545920), (2, 425272960), (4, 212636480), (5, 170109184), (7, 121506560), (8, 106318240), (10, 85054592), (14, 60753280), (16, 53159120), (20, 42527296), (28, 30376640), (32, 26579560), (35, 24301312), (40, 21263648), (49, 17358080), (56, 15188320), (64, 13289780), (70, 12150656), (71, 11979520), (80, 10631824), (98, 8679040), (112, 7594160), (128, 6644890), (140, 6075328), (142, 5989760), (160, 5315912), (191, 4453120), (196, 4339520), (224, 3797080), (245, 3471616), (256, 3322445), (280, 3037664), (284, 2994880), (320, 2657956), (355, 2395904), (382, 2226560), (392, 2169760), (448, 1898540), (490, 1735808), (497, 1711360), (560, 1518832), (568, 1497440), (640, 1328978), (710, 1197952), (764, 1113280), (784, 1084880), (896, 949270), (955, 890624), (980, 867904), (994, 855680), (1120, 759416), (1136, 748720), (1280, 664489), (1337, 636160), (1420, 598976), (1528, 556640), (1568, 542440), (1792, 474635), (1910, 445312), (1960, 433952), (1988, 427840), (2240, 379708), (2272, 374360), (2485, 342272), (2674, 318080), (2840, 299488), (3056, 278320), (3136, 271220), (3479, 244480), (3820, 222656), (3920, 216976), (3976, 213920), (4480, 189854), (4544, 187180), (4970, 171136), (5348, 159040), (5680, 149744), (6112, 139160), (6272, 135610), (6685, 127232), (6958, 122240), (7640, 111328), (7840, 108488), (7952, 106960), (8960, 94927), (9088, 93590), (9359, 90880), (9940, 85568), (10696, 79520), (11360, 74872), (12224, 69580), (12544, 67805), (13370, 63616), (13561, 62720), (13916, 61120), (15280, 55664), (15680, 54244), (15904, 53480), (17395, 48896), (18176, 46795), (18718, 45440), (19880, 42784), (21392, 39760), (22720, 37436), (24448, 34790), (26740, 31808), (27122, 31360), (27832, 30560)]