61691780

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{9319}}^1$

素因数の和:9659

約数の個数: 24

約数和(自身を含む): 129958080

約数和(自身を除く): 68266300

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 9319, 18638, 37276, 46595, 93190, 186380, 3084589, 6169178, 12338356, 15422945, 30845890, 61691780]

約数ペア:

[(1, 61691780), (2, 30845890), (4, 15422945), (5, 12338356), (10, 6169178), (20, 3084589), (331, 186380), (662, 93190), (1324, 46595), (1655, 37276), (3310, 18638), (6620, 9319)]