66699320

素因数分解:

$2^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{3851}}^1$

素因数の和:4295

約数の個数: 32

約数和(自身を含む): 150459120

約数和(自身を除く): 83759800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 433, 866, 1732, 2165, 3464, 3851, 4330, 7702, 8660, 15404, 17320, 19255, 30808, 38510, 77020, 154040, 1667483, 3334966, 6669932, 8337415, 13339864, 16674830, 33349660, 66699320]

約数ペア:

[(1, 66699320), (2, 33349660), (4, 16674830), (5, 13339864), (8, 8337415), (10, 6669932), (20, 3334966), (40, 1667483), (433, 154040), (866, 77020), (1732, 38510), (2165, 30808), (3464, 19255), (3851, 17320), (4330, 15404), (7702, 8660)]