129571568

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 301123584

約数和(自身を除く): 171552016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 67, 112, 124, 134, 217, 248, 268, 434, 469, 496, 536, 557, 868, 938, 1072, 1114, 1736, 1876, 2077, 2228, 3472, 3752, 3899, 4154, 4456, 7504, 7798, 8308, 8912, 14539, 15596, 16616, 17267, 29078, 31192, 33232, 34534, 37319, 58156, 62384, 69068, 74638, 116312, 120869, 138136, 149276, 232624, 241738, 261233, 276272, 298552, 483476, 522466, 597104, 966952, 1044932, 1156889, 1933904, 2089864, 2313778, 4179728, 4627556, 8098223, 9255112, 16196446, 18510224, 32392892, 64785784, 129571568]

約数ペア:

[(1, 129571568), (2, 64785784), (4, 32392892), (7, 18510224), (8, 16196446), (14, 9255112), (16, 8098223), (28, 4627556), (31, 4179728), (56, 2313778), (62, 2089864), (67, 1933904), (112, 1156889), (124, 1044932), (134, 966952), (217, 597104), (248, 522466), (268, 483476), (434, 298552), (469, 276272), (496, 261233), (536, 241738), (557, 232624), (868, 149276), (938, 138136), (1072, 120869), (1114, 116312), (1736, 74638), (1876, 69068), (2077, 62384), (2228, 58156), (3472, 37319), (3752, 34534), (3899, 33232), (4154, 31192), (4456, 29078), (7504, 17267), (7798, 16616), (8308, 15596), (8912, 14539)]