256479488

素因数分解:

$2^8\times {\mathrm{89}}^1\times {\mathrm{11257}}^1$

素因数の和:11362

約数の個数: 36

約数和(自身を含む): 517755420

約数和(自身を除く): 261275932

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 712, 1424, 2848, 5696, 11257, 11392, 22514, 22784, 45028, 90056, 180112, 360224, 720448, 1001873, 1440896, 2003746, 2881792, 4007492, 8014984, 16029968, 32059936, 64119872, 128239744, 256479488]

約数ペア:

[(1, 256479488), (2, 128239744), (4, 64119872), (8, 32059936), (16, 16029968), (32, 8014984), (64, 4007492), (89, 2881792), (128, 2003746), (178, 1440896), (256, 1001873), (356, 720448), (712, 360224), (1424, 180112), (2848, 90056), (5696, 45028), (11257, 22784), (11392, 22514)]