5655248840

素因数分解:

$2^3\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{87869}}^1$

素因数の和:89489

約数の個数: 32

約数和(自身を含む): 12732363000

約数和(自身を除く): 7077114160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1609, 3218, 6436, 8045, 12872, 16090, 32180, 64360, 87869, 175738, 351476, 439345, 702952, 878690, 1757380, 3514760, 141381221, 282762442, 565524884, 706906105, 1131049768, 1413812210, 2827624420, 5655248840]

約数ペア:

[(1, 5655248840), (2, 2827624420), (4, 1413812210), (5, 1131049768), (8, 706906105), (10, 565524884), (20, 282762442), (40, 141381221), (1609, 3514760), (3218, 1757380), (6436, 878690), (8045, 702952), (12872, 439345), (16090, 351476), (32180, 175738), (64360, 87869)]