259618790

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{68501}}^1$

素因数の和:68887

約数の個数: 16

約数和(自身を含む): 468553680

約数和(自身を除く): 208934890

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 68501, 137002, 342505, 685010, 25961879, 51923758, 129809395, 259618790]

約数ペア:

[(1, 259618790), (2, 129809395), (5, 51923758), (10, 25961879), (379, 685010), (758, 342505), (1895, 137002), (3790, 68501)]