51005920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{45541}}^1$

素因数の和:45563

約数の個数: 48

約数和(自身を含む): 137719008

約数和(自身を除く): 86713088

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, 45541, 91082, 182164, 227705, 318787, 364328, 455410, 637574, 728656, 910820, 1275148, 1457312, 1593935, 1821640, 2550296, 3187870, 3643280, 5100592, 6375740, 7286560, 10201184, 12751480, 25502960, 51005920]

約数ペア:

[(1, 51005920), (2, 25502960), (4, 12751480), (5, 10201184), (7, 7286560), (8, 6375740), (10, 5100592), (14, 3643280), (16, 3187870), (20, 2550296), (28, 1821640), (32, 1593935), (35, 1457312), (40, 1275148), (56, 910820), (70, 728656), (80, 637574), (112, 455410), (140, 364328), (160, 318787), (224, 227705), (280, 182164), (560, 91082), (1120, 45541)]