80381774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 135393120

約数和(自身を除く): 55011346

約数列:

[1, 2, 11, 22, 61, 89, 122, 178, 671, 673, 979, 1342, 1346, 1958, 5429, 7403, 10858, 14806, 41053, 59719, 59897, 82106, 119438, 119794, 451583, 658867, 903166, 1317734, 3653717, 7307434, 40190887, 80381774]

約数ペア:

[(1, 80381774), (2, 40190887), (11, 7307434), (22, 3653717), (61, 1317734), (89, 903166), (122, 658867), (178, 451583), (671, 119794), (673, 119438), (979, 82106), (1342, 59897), (1346, 59719), (1958, 41053), (5429, 14806), (7403, 10858)]