71456120

素因数分解:

$2^3\times 5^1\times {\mathrm{773}}^1\times {\mathrm{2311}}^1$

素因数の和:3095

約数の個数: 32

約数和(自身を含む): 161053920

約数和(自身を除く): 89597800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 773, 1546, 2311, 3092, 3865, 4622, 6184, 7730, 9244, 11555, 15460, 18488, 23110, 30920, 46220, 92440, 1786403, 3572806, 7145612, 8932015, 14291224, 17864030, 35728060, 71456120]

約数ペア:

[(1, 71456120), (2, 35728060), (4, 17864030), (5, 14291224), (8, 8932015), (10, 7145612), (20, 3572806), (40, 1786403), (773, 92440), (1546, 46220), (2311, 30920), (3092, 23110), (3865, 18488), (4622, 15460), (6184, 11555), (7730, 9244)]