80270408

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 159257340

約数和(自身を除く): 78986932

約数列:

[1, 2, 4, 8, 31, 53, 62, 106, 124, 197, 212, 248, 394, 424, 788, 961, 1576, 1643, 1922, 3286, 3844, 6107, 6572, 7688, 10441, 12214, 13144, 20882, 24428, 41764, 48856, 50933, 83528, 101866, 189317, 203732, 323671, 378634, 407464, 647342, 757268, 1294684, 1514536, 2589368, 10033801, 20067602, 40135204, 80270408]

約数ペア:

[(1, 80270408), (2, 40135204), (4, 20067602), (8, 10033801), (31, 2589368), (53, 1514536), (62, 1294684), (106, 757268), (124, 647342), (197, 407464), (212, 378634), (248, 323671), (394, 203732), (424, 189317), (788, 101866), (961, 83528), (1576, 50933), (1643, 48856), (1922, 41764), (3286, 24428), (3844, 20882), (6107, 13144), (6572, 12214), (7688, 10441)]