80312710

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{90239}}^1$

素因数の和:90335

約数の個数: 16

約数和(自身を含む): 146188800

約数和(自身を除く): 65876090

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 90239, 180478, 451195, 902390, 8031271, 16062542, 40156355, 80312710]

約数ペア:

[(1, 80312710), (2, 40156355), (5, 16062542), (10, 8031271), (89, 902390), (178, 451195), (445, 180478), (890, 90239)]