65129860

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{7351}}^1$

素因数の和:7803

約数の個数: 24

約数和(自身を含む): 137100096

約数和(自身を除く): 71970236

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 7351, 8860, 14702, 29404, 36755, 73510, 147020, 3256493, 6512986, 13025972, 16282465, 32564930, 65129860]

約数ペア:

[(1, 65129860), (2, 32564930), (4, 16282465), (5, 13025972), (10, 6512986), (20, 3256493), (443, 147020), (886, 73510), (1772, 36755), (2215, 29404), (4430, 14702), (7351, 8860)]