8740975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 11637648

約数和(自身を除く): 2896673

約数列:

[1, 5, 17, 25, 85, 131, 157, 425, 655, 785, 2227, 2669, 3275, 3925, 11135, 13345, 20567, 55675, 66725, 102835, 349639, 514175, 1748195, 8740975]

約数ペア:

[(1, 8740975), (5, 1748195), (17, 514175), (25, 349639), (85, 102835), (131, 66725), (157, 55675), (425, 20567), (655, 13345), (785, 11135), (2227, 3925), (2669, 3275)]