71391290

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{47279}}^1$

素因数の和:47437

約数の個数: 16

約数和(自身を含む): 129358080

約数和(自身を除く): 57966790

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 47279, 94558, 236395, 472790, 7139129, 14278258, 35695645, 71391290]

約数ペア:

[(1, 71391290), (2, 35695645), (5, 14278258), (10, 7139129), (151, 472790), (302, 236395), (755, 94558), (1510, 47279)]