77910545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 103783680

約数和(自身を除く): 25873135

約数列:

[1, 5, 19, 23, 95, 115, 181, 197, 437, 905, 985, 2185, 3439, 3743, 4163, 4531, 17195, 18715, 20815, 22655, 35657, 79097, 86089, 178285, 395485, 430445, 677483, 820111, 3387415, 4100555, 15582109, 77910545]

約数ペア:

[(1, 77910545), (5, 15582109), (19, 4100555), (23, 3387415), (95, 820111), (115, 677483), (181, 430445), (197, 395485), (437, 178285), (905, 86089), (985, 79097), (2185, 35657), (3439, 22655), (3743, 20815), (4163, 18715), (4531, 17195)]