256543288

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{883}}^1\times {\mathrm{1579}}^1$

素因数の和:2491

約数の個数: 32

約数和(自身を含む): 502819200

約数和(自身を除く): 246275912

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 883, 1579, 1766, 3158, 3532, 6316, 7064, 12632, 20309, 36317, 40618, 72634, 81236, 145268, 162472, 290536, 1394257, 2788514, 5577028, 11154056, 32067911, 64135822, 128271644, 256543288]

約数ペア:

[(1, 256543288), (2, 128271644), (4, 64135822), (8, 32067911), (23, 11154056), (46, 5577028), (92, 2788514), (184, 1394257), (883, 290536), (1579, 162472), (1766, 145268), (3158, 81236), (3532, 72634), (6316, 40618), (7064, 36317), (12632, 20309)]