77888272

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 189702144

約数和(自身を除く): 111813872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 191, 308, 331, 382, 616, 662, 764, 1232, 1324, 1337, 1528, 2101, 2317, 2648, 2674, 3056, 3641, 4202, 4634, 5296, 5348, 7282, 8404, 9268, 10696, 14564, 14707, 16808, 18536, 21392, 25487, 29128, 29414, 33616, 37072, 50974, 58256, 58828, 63221, 101948, 117656, 126442, 203896, 235312, 252884, 407792, 442547, 505768, 695431, 885094, 1011536, 1390862, 1770188, 2781724, 3540376, 4868017, 5563448, 7080752, 9736034, 11126896, 19472068, 38944136, 77888272]

約数ペア:

[(1, 77888272), (2, 38944136), (4, 19472068), (7, 11126896), (8, 9736034), (11, 7080752), (14, 5563448), (16, 4868017), (22, 3540376), (28, 2781724), (44, 1770188), (56, 1390862), (77, 1011536), (88, 885094), (112, 695431), (154, 505768), (176, 442547), (191, 407792), (308, 252884), (331, 235312), (382, 203896), (616, 126442), (662, 117656), (764, 101948), (1232, 63221), (1324, 58828), (1337, 58256), (1528, 50974), (2101, 37072), (2317, 33616), (2648, 29414), (2674, 29128), (3056, 25487), (3641, 21392), (4202, 18536), (4634, 16808), (5296, 14707), (5348, 14564), (7282, 10696), (8404, 9268)]