256304872

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{317209}}^1$

素因数の和:317316

約数の個数: 16

約数和(自身を含む): 485331300

約数和(自身を除く): 229026428

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 317209, 634418, 1268836, 2537672, 32038109, 64076218, 128152436, 256304872]

約数ペア:

[(1, 256304872), (2, 128152436), (4, 64076218), (8, 32038109), (101, 2537672), (202, 1268836), (404, 634418), (808, 317209)]