8169275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 10665984

約数和(自身を除く): 2496709

約数列:

[1, 5, 25, 31, 83, 127, 155, 415, 635, 775, 2075, 2573, 3175, 3937, 10541, 12865, 19685, 52705, 64325, 98425, 263525, 326771, 1633855, 8169275]

約数ペア:

[(1, 8169275), (5, 1633855), (25, 326771), (31, 263525), (83, 98425), (127, 64325), (155, 52705), (415, 19685), (635, 12865), (775, 10541), (2075, 3937), (2573, 3175)]