257130752

素因数分解:

$2^8\times {\mathrm{313}}^1\times {\mathrm{3209}}^1$

素因数の和:3538

約数の個数: 36

約数和(自身を含む): 515057340

約数和(自身を除く): 257926588

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 313, 626, 1252, 2504, 3209, 5008, 6418, 10016, 12836, 20032, 25672, 40064, 51344, 80128, 102688, 205376, 410752, 821504, 1004417, 2008834, 4017668, 8035336, 16070672, 32141344, 64282688, 128565376, 257130752]

約数ペア:

[(1, 257130752), (2, 128565376), (4, 64282688), (8, 32141344), (16, 16070672), (32, 8035336), (64, 4017668), (128, 2008834), (256, 1004417), (313, 821504), (626, 410752), (1252, 205376), (2504, 102688), (3209, 80128), (5008, 51344), (6418, 40064), (10016, 25672), (12836, 20032)]