8899925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 11981376

約数和(自身を除く): 3081451

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 487, 731, 1075, 2435, 3655, 8279, 12175, 18275, 20941, 41395, 104705, 206975, 355997, 523525, 1779985, 8899925]

約数ペア:

[(1, 8899925), (5, 1779985), (17, 523525), (25, 355997), (43, 206975), (85, 104705), (215, 41395), (425, 20941), (487, 18275), (731, 12175), (1075, 8279), (2435, 3655)]