53159120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 120

約数和(自身を含む): 146562048

約数和(自身を除く): 93402928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 191, 196, 245, 280, 284, 355, 382, 392, 490, 497, 560, 568, 710, 764, 784, 955, 980, 994, 1136, 1337, 1420, 1528, 1910, 1960, 1988, 2485, 2674, 2840, 3056, 3479, 3820, 3920, 3976, 4970, 5348, 5680, 6685, 6958, 7640, 7952, 9359, 9940, 10696, 13370, 13561, 13916, 15280, 17395, 18718, 19880, 21392, 26740, 27122, 27832, 34790, 37436, 39760, 46795, 53480, 54244, 55664, 67805, 69580, 74872, 93590, 94927, 106960, 108488, 135610, 139160, 149744, 187180, 189854, 216976, 271220, 278320, 374360, 379708, 474635, 542440, 664489, 748720, 759416, 949270, 1084880, 1328978, 1518832, 1898540, 2657956, 3322445, 3797080, 5315912, 6644890, 7594160, 10631824, 13289780, 26579560, 53159120]

約数ペア:

[(1, 53159120), (2, 26579560), (4, 13289780), (5, 10631824), (7, 7594160), (8, 6644890), (10, 5315912), (14, 3797080), (16, 3322445), (20, 2657956), (28, 1898540), (35, 1518832), (40, 1328978), (49, 1084880), (56, 949270), (70, 759416), (71, 748720), (80, 664489), (98, 542440), (112, 474635), (140, 379708), (142, 374360), (191, 278320), (196, 271220), (245, 216976), (280, 189854), (284, 187180), (355, 149744), (382, 139160), (392, 135610), (490, 108488), (497, 106960), (560, 94927), (568, 93590), (710, 74872), (764, 69580), (784, 67805), (955, 55664), (980, 54244), (994, 53480), (1136, 46795), (1337, 39760), (1420, 37436), (1528, 34790), (1910, 27832), (1960, 27122), (1988, 26740), (2485, 21392), (2674, 19880), (2840, 18718), (3056, 17395), (3479, 15280), (3820, 13916), (3920, 13561), (3976, 13370), (4970, 10696), (5348, 9940), (5680, 9359), (6685, 7952), (6958, 7640)]