257076056

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{977}}^1\times {\mathrm{1061}}^1$

素因数の和:2075

約数の個数: 32

約数和(自身を含む): 498545280

約数和(自身を除く): 241469224

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 977, 1061, 1954, 2122, 3908, 4244, 7816, 8488, 30287, 32891, 60574, 65782, 121148, 131564, 242296, 263128, 1036597, 2073194, 4146388, 8292776, 32134507, 64269014, 128538028, 257076056]

約数ペア:

[(1, 257076056), (2, 128538028), (4, 64269014), (8, 32134507), (31, 8292776), (62, 4146388), (124, 2073194), (248, 1036597), (977, 263128), (1061, 242296), (1954, 131564), (2122, 121148), (3908, 65782), (4244, 60574), (7816, 32891), (8488, 30287)]