80780210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{60737}}^1$

素因数の和:60770

約数の個数: 32

約数和(自身を含む): 174925440

約数和(自身を除く): 94145230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 60737, 121474, 303685, 425159, 607370, 850318, 1154003, 2125795, 2308006, 4251590, 5770015, 8078021, 11540030, 16156042, 40390105, 80780210]

約数ペア:

[(1, 80780210), (2, 40390105), (5, 16156042), (7, 11540030), (10, 8078021), (14, 5770015), (19, 4251590), (35, 2308006), (38, 2125795), (70, 1154003), (95, 850318), (133, 607370), (190, 425159), (266, 303685), (665, 121474), (1330, 60737)]