25940416

素因数分解:

$2^6\times {\mathrm{409}}^1\times {\mathrm{991}}^1$

素因数の和:1412

約数の個数: 28

約数和(自身を含む): 51653440

約数和(自身を除く): 25713024

約数列:

[1, 2, 4, 8, 16, 32, 64, 409, 818, 991, 1636, 1982, 3272, 3964, 6544, 7928, 13088, 15856, 26176, 31712, 63424, 405319, 810638, 1621276, 3242552, 6485104, 12970208, 25940416]

約数ペア:

[(1, 25940416), (2, 12970208), (4, 6485104), (8, 3242552), (16, 1621276), (32, 810638), (64, 405319), (409, 63424), (818, 31712), (991, 26176), (1636, 15856), (1982, 13088), (3272, 7928), (3964, 6544)]