1285321984

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{135697}}^1$

素因数の和:135750

約数の個数: 36

約数和(自身を含む): 2634983764

約数和(自身を除く): 1349661780

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 592, 1184, 2368, 4736, 9472, 135697, 271394, 542788, 1085576, 2171152, 4342304, 5020789, 8684608, 10041578, 17369216, 20083156, 34738432, 40166312, 80332624, 160665248, 321330496, 642660992, 1285321984]

約数ペア:

[(1, 1285321984), (2, 642660992), (4, 321330496), (8, 160665248), (16, 80332624), (32, 40166312), (37, 34738432), (64, 20083156), (74, 17369216), (128, 10041578), (148, 8684608), (256, 5020789), (296, 4342304), (592, 2171152), (1184, 1085576), (2368, 542788), (4736, 271394), (9472, 135697)]