68984027648

素因数分解:

$2^9\times {\mathrm{389}}^1\times {\mathrm{346361}}^1$

素因数の和:346768

約数の個数: 40

約数和(自身を含む): 138188047140

約数和(自身を除く): 69204019492

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 389, 512, 778, 1556, 3112, 6224, 12448, 24896, 49792, 99584, 199168, 346361, 692722, 1385444, 2770888, 5541776, 11083552, 22167104, 44334208, 88668416, 134734429, 177336832, 269468858, 538937716, 1077875432, 2155750864, 4311501728, 8623003456, 17246006912, 34492013824, 68984027648]

約数ペア:

[(1, 68984027648), (2, 34492013824), (4, 17246006912), (8, 8623003456), (16, 4311501728), (32, 2155750864), (64, 1077875432), (128, 538937716), (256, 269468858), (389, 177336832), (512, 134734429), (778, 88668416), (1556, 44334208), (3112, 22167104), (6224, 11083552), (12448, 5541776), (24896, 2770888), (49792, 1385444), (99584, 692722), (199168, 346361)]