81530536

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{5197}}^1$

素因数の和:5293

約数の個数: 32

約数和(自身を含む): 159994440

約数和(自身を除く): 78463904

約数列:

[1, 2, 4, 8, 37, 53, 74, 106, 148, 212, 296, 424, 1961, 3922, 5197, 7844, 10394, 15688, 20788, 41576, 192289, 275441, 384578, 550882, 769156, 1101764, 1538312, 2203528, 10191317, 20382634, 40765268, 81530536]

約数ペア:

[(1, 81530536), (2, 40765268), (4, 20382634), (8, 10191317), (37, 2203528), (53, 1538312), (74, 1101764), (106, 769156), (148, 550882), (212, 384578), (296, 275441), (424, 192289), (1961, 41576), (3922, 20788), (5197, 15688), (7844, 10394)]