39642725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2521}}^1$

素因数の和:2585

約数の個数: 24

約数和(自身を含む): 53476488

約数和(自身を除く): 13833763

約数列:

[1, 5, 17, 25, 37, 85, 185, 425, 629, 925, 2521, 3145, 12605, 15725, 42857, 63025, 93277, 214285, 466385, 1071425, 1585709, 2331925, 7928545, 39642725]

約数ペア:

[(1, 39642725), (5, 7928545), (17, 2331925), (25, 1585709), (37, 1071425), (85, 466385), (185, 214285), (425, 93277), (629, 63025), (925, 42857), (2521, 15725), (3145, 12605)]