77678992

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{255523}}^1$

素因数の和:255550

約数の個数: 20

約数和(自身を含む): 158424880

約数和(自身を除く): 80745888

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 255523, 511046, 1022092, 2044184, 4088368, 4854937, 9709874, 19419748, 38839496, 77678992]

約数ペア:

[(1, 77678992), (2, 38839496), (4, 19419748), (8, 9709874), (16, 4854937), (19, 4088368), (38, 2044184), (76, 1022092), (152, 511046), (304, 255523)]