77937928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2909}}^1$

素因数の和:3129

約数の個数: 32

約数和(自身を含む): 155568600

約数和(自身を除く): 77630672

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 197, 394, 788, 1576, 2909, 3349, 5818, 6698, 11636, 13396, 23272, 26792, 49453, 98906, 197812, 395624, 573073, 1146146, 2292292, 4584584, 9742241, 19484482, 38968964, 77937928]

約数ペア:

[(1, 77937928), (2, 38968964), (4, 19484482), (8, 9742241), (17, 4584584), (34, 2292292), (68, 1146146), (136, 573073), (197, 395624), (394, 197812), (788, 98906), (1576, 49453), (2909, 26792), (3349, 23272), (5818, 13396), (6698, 11636)]