80676752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{977}}^1$

素因数の和:1395

約数の個数: 40

約数和(自身を含む): 168931896

約数和(自身を除く): 88255144

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 397, 794, 977, 1588, 1954, 3176, 3908, 5161, 6352, 7816, 10322, 12701, 15632, 20644, 25402, 41288, 50804, 82576, 101608, 203216, 387869, 775738, 1551476, 3102952, 5042297, 6205904, 10084594, 20169188, 40338376, 80676752]

約数ペア:

[(1, 80676752), (2, 40338376), (4, 20169188), (8, 10084594), (13, 6205904), (16, 5042297), (26, 3102952), (52, 1551476), (104, 775738), (208, 387869), (397, 203216), (794, 101608), (977, 82576), (1588, 50804), (1954, 41288), (3176, 25402), (3908, 20644), (5161, 15632), (6352, 12701), (7816, 10322)]