71716010

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{20549}}^1$

素因数の和:20905

約数の個数: 16

約数和(自身を含む): 129465000

約数和(自身を除く): 57748990

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 20549, 41098, 102745, 205490, 7171601, 14343202, 35858005, 71716010]

約数ペア:

[(1, 71716010), (2, 35858005), (5, 14343202), (10, 7171601), (349, 205490), (698, 102745), (1745, 41098), (3490, 20549)]