638795776

素因数分解:

$2^{14}\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:462

約数の個数: 60

約数和(自身を含む): 1291806208

約数和(自身を除く): 653010432

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 307, 508, 512, 614, 1016, 1024, 1228, 2032, 2048, 2456, 4064, 4096, 4912, 8128, 8192, 9824, 16256, 16384, 19648, 32512, 38989, 39296, 65024, 77978, 78592, 130048, 155956, 157184, 260096, 311912, 314368, 520192, 623824, 628736, 1040384, 1247648, 1257472, 2080768, 2495296, 2514944, 4990592, 5029888, 9981184, 19962368, 39924736, 79849472, 159698944, 319397888, 638795776]

約数ペア:

[(1, 638795776), (2, 319397888), (4, 159698944), (8, 79849472), (16, 39924736), (32, 19962368), (64, 9981184), (127, 5029888), (128, 4990592), (254, 2514944), (256, 2495296), (307, 2080768), (508, 1257472), (512, 1247648), (614, 1040384), (1016, 628736), (1024, 623824), (1228, 520192), (2032, 314368), (2048, 311912), (2456, 260096), (4064, 157184), (4096, 155956), (4912, 130048), (8128, 78592), (8192, 77978), (9824, 65024), (16256, 39296), (16384, 38989), (19648, 32512)]