80038060

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 171763200

約数和(自身を除く): 91725140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 179, 283, 316, 358, 395, 566, 716, 790, 895, 1132, 1415, 1580, 1790, 2830, 3580, 5660, 14141, 22357, 28282, 44714, 50657, 56564, 70705, 89428, 101314, 111785, 141410, 202628, 223570, 253285, 282820, 447140, 506570, 1013140, 4001903, 8003806, 16007612, 20009515, 40019030, 80038060]

約数ペア:

[(1, 80038060), (2, 40019030), (4, 20009515), (5, 16007612), (10, 8003806), (20, 4001903), (79, 1013140), (158, 506570), (179, 447140), (283, 282820), (316, 253285), (358, 223570), (395, 202628), (566, 141410), (716, 111785), (790, 101314), (895, 89428), (1132, 70705), (1415, 56564), (1580, 50657), (1790, 44714), (2830, 28282), (3580, 22357), (5660, 14141)]