77640004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{78583}}^1$

素因数の和:78619

約数の個数: 24

約数和(自身を含む): 154024640

約数和(自身を除く): 76384636

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 78583, 157166, 314332, 1021579, 1493077, 2043158, 2986154, 4086316, 5972308, 19410001, 38820002, 77640004]

約数ペア:

[(1, 77640004), (2, 38820002), (4, 19410001), (13, 5972308), (19, 4086316), (26, 2986154), (38, 2043158), (52, 1493077), (76, 1021579), (247, 314332), (494, 157166), (988, 78583)]