13191680

素因数分解:

$2^9\times 5^1\times {\mathrm{5153}}^1$

素因数の和:5176

約数の個数: 40

約数和(自身を含む): 31635252

約数和(自身を除く): 18443572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 5153, 10306, 20612, 25765, 41224, 51530, 82448, 103060, 164896, 206120, 329792, 412240, 659584, 824480, 1319168, 1648960, 2638336, 3297920, 6595840, 13191680]

約数ペア:

[(1, 13191680), (2, 6595840), (4, 3297920), (5, 2638336), (8, 1648960), (10, 1319168), (16, 824480), (20, 659584), (32, 412240), (40, 329792), (64, 206120), (80, 164896), (128, 103060), (160, 82448), (256, 51530), (320, 41224), (512, 25765), (640, 20612), (1280, 10306), (2560, 5153)]