80401120

素因数分解:

$2^5\times 5^1\times {\mathrm{502507}}^1$

素因数の和:502522

約数の個数: 24

約数和(自身を含む): 189948024

約数和(自身を除く): 109546904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 502507, 1005014, 2010028, 2512535, 4020056, 5025070, 8040112, 10050140, 16080224, 20100280, 40200560, 80401120]

約数ペア:

[(1, 80401120), (2, 40200560), (4, 20100280), (5, 16080224), (8, 10050140), (10, 8040112), (16, 5025070), (20, 4020056), (32, 2512535), (40, 2010028), (80, 1005014), (160, 502507)]