51066880

素因数分解:

$2^{11}\times 5^1\times {\mathrm{4987}}^1$

素因数の和:5014

約数の個数: 48

約数和(自身を含む): 122555160

約数和(自身を除く): 71488280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4987, 5120, 9974, 10240, 19948, 24935, 39896, 49870, 79792, 99740, 159584, 199480, 319168, 398960, 638336, 797920, 1276672, 1595840, 2553344, 3191680, 5106688, 6383360, 10213376, 12766720, 25533440, 51066880]

約数ペア:

[(1, 51066880), (2, 25533440), (4, 12766720), (5, 10213376), (8, 6383360), (10, 5106688), (16, 3191680), (20, 2553344), (32, 1595840), (40, 1276672), (64, 797920), (80, 638336), (128, 398960), (160, 319168), (256, 199480), (320, 159584), (512, 99740), (640, 79792), (1024, 49870), (1280, 39896), (2048, 24935), (2560, 19948), (4987, 10240), (5120, 9974)]