256801024

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{32359}}^1$

素因数の和:32406

約数の個数: 36

約数和(自身を含む): 529150720

約数和(自身を除く): 272349696

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 32359, 64718, 129436, 258872, 517744, 1003129, 1035488, 2006258, 2070976, 4012516, 4141952, 8025032, 8283904, 16050064, 32100128, 64200256, 128400512, 256801024]

約数ペア:

[(1, 256801024), (2, 128400512), (4, 64200256), (8, 32100128), (16, 16050064), (31, 8283904), (32, 8025032), (62, 4141952), (64, 4012516), (124, 2070976), (128, 2006258), (248, 1035488), (256, 1003129), (496, 517744), (992, 258872), (1984, 129436), (3968, 64718), (7936, 32359)]