256201768

素因数分解:

$2^3\times {\mathrm{313}}^1\times {\mathrm{102317}}^1$

素因数の和:102636

約数の個数: 16

約数和(自身を含む): 481917780

約数和(自身を除く): 225716012

約数列:

[1, 2, 4, 8, 313, 626, 1252, 2504, 102317, 204634, 409268, 818536, 32025221, 64050442, 128100884, 256201768]

約数ペア:

[(1, 256201768), (2, 128100884), (4, 64050442), (8, 32025221), (313, 818536), (626, 409268), (1252, 204634), (2504, 102317)]