61780890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{121139}}^1$

素因数の和:121166

約数の個数: 32

約数和(自身を含む): 156997440

約数和(自身を除く): 95216550

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 121139, 242278, 363417, 605695, 726834, 1211390, 1817085, 2059363, 3634170, 4118726, 6178089, 10296815, 12356178, 20593630, 30890445, 61780890]

約数ペア:

[(1, 61780890), (2, 30890445), (3, 20593630), (5, 12356178), (6, 10296815), (10, 6178089), (15, 4118726), (17, 3634170), (30, 2059363), (34, 1817085), (51, 1211390), (85, 726834), (102, 605695), (170, 363417), (255, 242278), (510, 121139)]