64896272

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8161}}^1$

素因数の和:8247

約数の個数: 40

約数和(自身を含む): 145740672

約数和(自身を除く): 80844400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 8161, 16322, 32644, 57127, 65288, 114254, 130576, 228508, 457016, 579431, 914032, 1158862, 2317724, 4056017, 4635448, 8112034, 9270896, 16224068, 32448136, 64896272]

約数ペア:

[(1, 64896272), (2, 32448136), (4, 16224068), (7, 9270896), (8, 8112034), (14, 4635448), (16, 4056017), (28, 2317724), (56, 1158862), (71, 914032), (112, 579431), (142, 457016), (284, 228508), (497, 130576), (568, 114254), (994, 65288), (1136, 57127), (1988, 32644), (3976, 16322), (7952, 8161)]