79866368

素因数分解:

$2^9\times {\mathrm{389}}^1\times {\mathrm{401}}^1$

素因数の和:808

約数の個数: 40

約数和(自身を含む): 160385940

約数和(自身を除く): 80519572

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 389, 401, 512, 778, 802, 1556, 1604, 3112, 3208, 6224, 6416, 12448, 12832, 24896, 25664, 49792, 51328, 99584, 102656, 155989, 199168, 205312, 311978, 623956, 1247912, 2495824, 4991648, 9983296, 19966592, 39933184, 79866368]

約数ペア:

[(1, 79866368), (2, 39933184), (4, 19966592), (8, 9983296), (16, 4991648), (32, 2495824), (64, 1247912), (128, 623956), (256, 311978), (389, 205312), (401, 199168), (512, 155989), (778, 102656), (802, 99584), (1556, 51328), (1604, 49792), (3112, 25664), (3208, 24896), (6224, 12832), (6416, 12448)]