255890368

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1277}}^1$

素因数の和:1421

約数の個数: 56

約数和(自身を含む): 529766784

約数和(自身を除く): 273876416

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 101, 124, 202, 248, 404, 496, 808, 992, 1277, 1616, 1984, 2554, 3131, 3232, 5108, 6262, 6464, 10216, 12524, 20432, 25048, 39587, 40864, 50096, 79174, 81728, 100192, 128977, 158348, 200384, 257954, 316696, 515908, 633392, 1031816, 1266784, 2063632, 2533568, 3998287, 4127264, 7996574, 8254528, 15993148, 31986296, 63972592, 127945184, 255890368]

約数ペア:

[(1, 255890368), (2, 127945184), (4, 63972592), (8, 31986296), (16, 15993148), (31, 8254528), (32, 7996574), (62, 4127264), (64, 3998287), (101, 2533568), (124, 2063632), (202, 1266784), (248, 1031816), (404, 633392), (496, 515908), (808, 316696), (992, 257954), (1277, 200384), (1616, 158348), (1984, 128977), (2554, 100192), (3131, 81728), (3232, 79174), (5108, 50096), (6262, 40864), (6464, 39587), (10216, 25048), (12524, 20432)]