8008520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15401}}^1$

素因数の和:15425

約数の個数: 32

約数和(自身を含む): 19406520

約数和(自身を除く): 11398000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15401, 30802, 61604, 77005, 123208, 154010, 200213, 308020, 400426, 616040, 800852, 1001065, 1601704, 2002130, 4004260, 8008520]

約数ペア:

[(1, 8008520), (2, 4004260), (4, 2002130), (5, 1601704), (8, 1001065), (10, 800852), (13, 616040), (20, 400426), (26, 308020), (40, 200213), (52, 154010), (65, 123208), (104, 77005), (130, 61604), (260, 30802), (520, 15401)]