256470688

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{258539}}^1$

素因数の和:258580

約数の個数: 24

約数和(自身を含む): 521216640

約数和(自身を除く): 264745952

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 258539, 517078, 1034156, 2068312, 4136624, 8014709, 8273248, 16029418, 32058836, 64117672, 128235344, 256470688]

約数ペア:

[(1, 256470688), (2, 128235344), (4, 64117672), (8, 32058836), (16, 16029418), (31, 8273248), (32, 8014709), (62, 4136624), (124, 2068312), (248, 1034156), (496, 517078), (992, 258539)]