85358300

素因数分解:

$2^2\times 5^2\times {\mathrm{409}}^1\times {\mathrm{2087}}^1$

素因数の和:2510

約数の個数: 36

約数和(自身を含む): 185769360

約数和(自身を除く): 100411060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 409, 818, 1636, 2045, 2087, 4090, 4174, 8180, 8348, 10225, 10435, 20450, 20870, 40900, 41740, 52175, 104350, 208700, 853583, 1707166, 3414332, 4267915, 8535830, 17071660, 21339575, 42679150, 85358300]

約数ペア:

[(1, 85358300), (2, 42679150), (4, 21339575), (5, 17071660), (10, 8535830), (20, 4267915), (25, 3414332), (50, 1707166), (100, 853583), (409, 208700), (818, 104350), (1636, 52175), (2045, 41740), (2087, 40900), (4090, 20870), (4174, 20450), (8180, 10435), (8348, 10225)]