645433792

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{127657}}^1$

素因数の和:127748

約数の個数: 28

約数和(自身を含む): 1297005280

約数和(自身を除く): 651571488

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 5056, 127657, 255314, 510628, 1021256, 2042512, 4085024, 8170048, 10084903, 20169806, 40339612, 80679224, 161358448, 322716896, 645433792]

約数ペア:

[(1, 645433792), (2, 322716896), (4, 161358448), (8, 80679224), (16, 40339612), (32, 20169806), (64, 10084903), (79, 8170048), (158, 4085024), (316, 2042512), (632, 1021256), (1264, 510628), (2528, 255314), (5056, 127657)]