66433925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2131}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 87241440

約数和(自身を除く): 20807515

約数列:

[1, 5, 25, 29, 43, 145, 215, 725, 1075, 1247, 2131, 6235, 10655, 31175, 53275, 61799, 91633, 308995, 458165, 1544975, 2290825, 2657357, 13286785, 66433925]

約数ペア:

[(1, 66433925), (5, 13286785), (25, 2657357), (29, 2290825), (43, 1544975), (145, 458165), (215, 308995), (725, 91633), (1075, 61799), (1247, 53275), (2131, 31175), (6235, 10655)]