51466160

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1321}}^1$

素因数の和:1821

約数の個数: 40

約数和(自身を含む): 119995296

約数和(自身を除く): 68529136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1321, 1948, 2435, 2642, 3896, 4870, 5284, 6605, 7792, 9740, 10568, 13210, 19480, 21136, 26420, 38960, 52840, 105680, 643327, 1286654, 2573308, 3216635, 5146616, 6433270, 10293232, 12866540, 25733080, 51466160]

約数ペア:

[(1, 51466160), (2, 25733080), (4, 12866540), (5, 10293232), (8, 6433270), (10, 5146616), (16, 3216635), (20, 2573308), (40, 1286654), (80, 643327), (487, 105680), (974, 52840), (1321, 38960), (1948, 26420), (2435, 21136), (2642, 19480), (3896, 13210), (4870, 10568), (5284, 9740), (6605, 7792)]