1680989824

素因数分解:

$2^7\times {\mathrm{97}}^1\times {\mathrm{135389}}^1$

素因数の和:135500

約数の個数: 32

約数和(自身を含む): 3383396100

約数和(自身を除く): 1702406276

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 128, 194, 388, 776, 1552, 3104, 6208, 12416, 135389, 270778, 541556, 1083112, 2166224, 4332448, 8664896, 13132733, 17329792, 26265466, 52530932, 105061864, 210123728, 420247456, 840494912, 1680989824]

約数ペア:

[(1, 1680989824), (2, 840494912), (4, 420247456), (8, 210123728), (16, 105061864), (32, 52530932), (64, 26265466), (97, 17329792), (128, 13132733), (194, 8664896), (388, 4332448), (776, 2166224), (1552, 1083112), (3104, 541556), (6208, 270778), (12416, 135389)]