87305672

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1787}}^1$

素因数の和:2021

約数の個数: 32

約数和(自身を含む): 169931520

約数和(自身を除く): 82625848

約数列:

[1, 2, 4, 8, 31, 62, 124, 197, 248, 394, 788, 1576, 1787, 3574, 6107, 7148, 12214, 14296, 24428, 48856, 55397, 110794, 221588, 352039, 443176, 704078, 1408156, 2816312, 10913209, 21826418, 43652836, 87305672]

約数ペア:

[(1, 87305672), (2, 43652836), (4, 21826418), (8, 10913209), (31, 2816312), (62, 1408156), (124, 704078), (197, 443176), (248, 352039), (394, 221588), (788, 110794), (1576, 55397), (1787, 48856), (3574, 24428), (6107, 14296), (7148, 12214)]