168208325

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1709}}^1$

素因数の和:1877

約数の個数: 24

約数和(自身を含む): 217128960

約数和(自身を除く): 48920635

約数列:

[1, 5, 25, 31, 127, 155, 635, 775, 1709, 3175, 3937, 8545, 19685, 42725, 52979, 98425, 217043, 264895, 1085215, 1324475, 5426075, 6728333, 33641665, 168208325]

約数ペア:

[(1, 168208325), (5, 33641665), (25, 6728333), (31, 5426075), (127, 1324475), (155, 1085215), (635, 264895), (775, 217043), (1709, 98425), (3175, 52979), (3937, 42725), (8545, 19685)]