80428084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 159344640

約数和(自身を除く): 78916556

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 127, 148, 254, 389, 407, 508, 778, 814, 1397, 1556, 1628, 2794, 4279, 4699, 5588, 8558, 9398, 14393, 17116, 18796, 28786, 49403, 51689, 57572, 98806, 103378, 158323, 197612, 206756, 316646, 543433, 633292, 1086866, 1827911, 2173732, 3655822, 7311644, 20107021, 40214042, 80428084]

約数ペア:

[(1, 80428084), (2, 40214042), (4, 20107021), (11, 7311644), (22, 3655822), (37, 2173732), (44, 1827911), (74, 1086866), (127, 633292), (148, 543433), (254, 316646), (389, 206756), (407, 197612), (508, 158323), (778, 103378), (814, 98806), (1397, 57572), (1556, 51689), (1628, 49403), (2794, 28786), (4279, 18796), (4699, 17116), (5588, 14393), (8558, 9398)]