86123080

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{19753}}^1$

素因数の和:19873

約数の個数: 32

約数和(自身を含む): 195564600

約数和(自身を除く): 109441520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 19753, 39506, 79012, 98765, 158024, 197530, 395060, 790120, 2153077, 4306154, 8612308, 10765385, 17224616, 21530770, 43061540, 86123080]

約数ペア:

[(1, 86123080), (2, 43061540), (4, 21530770), (5, 17224616), (8, 10765385), (10, 8612308), (20, 4306154), (40, 2153077), (109, 790120), (218, 395060), (436, 197530), (545, 158024), (872, 98765), (1090, 79012), (2180, 39506), (4360, 19753)]