81011682280

素因数分解:

$2^3\times 5^1\times {\mathrm{877}}^1\times {\mathrm{2309341}}^1$

素因数の和:2310229

約数の個数: 32

約数和(自身を含む): 182484204840

約数和(自身を除く): 101472522560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 877, 1754, 3508, 4385, 7016, 8770, 17540, 35080, 2309341, 4618682, 9237364, 11546705, 18474728, 23093410, 46186820, 92373640, 2025292057, 4050584114, 8101168228, 10126460285, 16202336456, 20252920570, 40505841140, 81011682280]

約数ペア:

[(1, 81011682280), (2, 40505841140), (4, 20252920570), (5, 16202336456), (8, 10126460285), (10, 8101168228), (20, 4050584114), (40, 2025292057), (877, 92373640), (1754, 46186820), (3508, 23093410), (4385, 18474728), (7016, 11546705), (8770, 9237364), (17540, 4618682), (35080, 2309341)]