77955856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{691}}^1$

素因数の和:1351

約数の個数: 40

約数和(自身を含む): 165266208

約数和(自身を除く): 87310352

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 641, 691, 1282, 1382, 2564, 2764, 5128, 5528, 7051, 7601, 10256, 11056, 14102, 15202, 28204, 30404, 56408, 60808, 112816, 121616, 442931, 885862, 1771724, 3543448, 4872241, 7086896, 9744482, 19488964, 38977928, 77955856]

約数ペア:

[(1, 77955856), (2, 38977928), (4, 19488964), (8, 9744482), (11, 7086896), (16, 4872241), (22, 3543448), (44, 1771724), (88, 885862), (176, 442931), (641, 121616), (691, 112816), (1282, 60808), (1382, 56408), (2564, 30404), (2764, 28204), (5128, 15202), (5528, 14102), (7051, 11056), (7601, 10256)]