256048468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{823}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 501308416

約数和(自身を除く): 245259948

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 193, 386, 403, 772, 806, 823, 1612, 1646, 2509, 3292, 5018, 5983, 10036, 10699, 11966, 21398, 23932, 25513, 42796, 51026, 77779, 102052, 155558, 158839, 311116, 317678, 331669, 635356, 663338, 1326676, 2064907, 4129814, 4924009, 8259628, 9848018, 19696036, 64012117, 128024234, 256048468]

約数ペア:

[(1, 256048468), (2, 128024234), (4, 64012117), (13, 19696036), (26, 9848018), (31, 8259628), (52, 4924009), (62, 4129814), (124, 2064907), (193, 1326676), (386, 663338), (403, 635356), (772, 331669), (806, 317678), (823, 311116), (1612, 158839), (1646, 155558), (2509, 102052), (3292, 77779), (5018, 51026), (5983, 42796), (10036, 25513), (10699, 23932), (11966, 21398)]