51496480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{45979}}^1$

素因数の和:46001

約数の個数: 48

約数和(自身を含む): 139043520

約数和(自身を除く): 87547040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 45979, 91958, 183916, 229895, 321853, 367832, 459790, 643706, 735664, 919580, 1287412, 1471328, 1609265, 1839160, 2574824, 3218530, 3678320, 5149648, 6437060, 7356640, 10299296, 12874120, 25748240, 51496480]

約数ペア:

[(1, 51496480), (2, 25748240), (4, 12874120), (5, 10299296), (7, 7356640), (8, 6437060), (10, 5149648), (14, 3678320), (16, 3218530), (20, 2574824), (28, 1839160), (32, 1609265), (35, 1471328), (40, 1287412), (56, 919580), (70, 735664), (80, 643706), (112, 459790), (140, 367832), (160, 321853), (224, 229895), (280, 183916), (560, 91958), (1120, 45979)]