77870012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{9887}}^1$

素因数の和:10081

約数の個数: 24

約数和(自身を含む): 149506560

約数和(自身を除く): 71636548

約数列:

[1, 2, 4, 11, 22, 44, 179, 358, 716, 1969, 3938, 7876, 9887, 19774, 39548, 108757, 217514, 435028, 1769773, 3539546, 7079092, 19467503, 38935006, 77870012]

約数ペア:

[(1, 77870012), (2, 38935006), (4, 19467503), (11, 7079092), (22, 3539546), (44, 1769773), (179, 435028), (358, 217514), (716, 108757), (1969, 39548), (3938, 19774), (7876, 9887)]