78257276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{2917}}^1$

素因数の和:3293

約数の個数: 24

約数和(自身を含む): 144616080

約数和(自身を除く): 66358804

約数列:

[1, 2, 4, 19, 38, 76, 353, 706, 1412, 2917, 5834, 6707, 11668, 13414, 26828, 55423, 110846, 221692, 1029701, 2059402, 4118804, 19564319, 39128638, 78257276]

約数ペア:

[(1, 78257276), (2, 39128638), (4, 19564319), (19, 4118804), (38, 2059402), (76, 1029701), (353, 221692), (706, 110846), (1412, 55423), (2917, 26828), (5834, 13414), (6707, 11668)]