56821016

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 127733760

約数和(自身を除く): 70912744

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 71, 124, 142, 217, 248, 284, 434, 461, 497, 568, 868, 922, 994, 1736, 1844, 1988, 2201, 3227, 3688, 3976, 4402, 6454, 8804, 12908, 14291, 15407, 17608, 25816, 28582, 30814, 32731, 57164, 61628, 65462, 100037, 114328, 123256, 130924, 200074, 229117, 261848, 400148, 458234, 800296, 916468, 1014661, 1832936, 2029322, 4058644, 7102627, 8117288, 14205254, 28410508, 56821016]

約数ペア:

[(1, 56821016), (2, 28410508), (4, 14205254), (7, 8117288), (8, 7102627), (14, 4058644), (28, 2029322), (31, 1832936), (56, 1014661), (62, 916468), (71, 800296), (124, 458234), (142, 400148), (217, 261848), (248, 229117), (284, 200074), (434, 130924), (461, 123256), (497, 114328), (568, 100037), (868, 65462), (922, 61628), (994, 57164), (1736, 32731), (1844, 30814), (1988, 28582), (2201, 25816), (3227, 17608), (3688, 15407), (3976, 14291), (4402, 12908), (6454, 8804)]