256149780484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73521751}}^1$

素因数の和:73521835

約数の個数: 24

約数和(自身を含む): 489948955328

約数和(自身を除く): 233799174844

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 73521751, 147043502, 294087004, 955782763, 1911565526, 3823131052, 4925957317, 9851914634, 19703829268, 64037445121, 128074890242, 256149780484]

約数ペア:

[(1, 256149780484), (2, 128074890242), (4, 64037445121), (13, 19703829268), (26, 9851914634), (52, 4925957317), (67, 3823131052), (134, 1911565526), (268, 955782763), (871, 294087004), (1742, 147043502), (3484, 73521751)]