261013070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{80809}}^1$

素因数の和:80852

約数の個数: 32

約数和(自身を含む): 523648800

約数和(自身を除く): 262635730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 80809, 161618, 404045, 808090, 1373753, 1535371, 2747506, 3070742, 6868765, 7676855, 13737530, 15353710, 26101307, 52202614, 130506535, 261013070]

約数ペア:

[(1, 261013070), (2, 130506535), (5, 52202614), (10, 26101307), (17, 15353710), (19, 13737530), (34, 7676855), (38, 6868765), (85, 3070742), (95, 2747506), (170, 1535371), (190, 1373753), (323, 808090), (646, 404045), (1615, 161618), (3230, 80809)]