78782590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20149}}^1$

素因数の和:20196

約数の個数: 32

約数和(自身を含む): 156686400

約数和(自身を除く): 77903810

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 20149, 40298, 100745, 201490, 342533, 463427, 685066, 926854, 1712665, 2317135, 3425330, 4634270, 7878259, 15756518, 39391295, 78782590]

約数ペア:

[(1, 78782590), (2, 39391295), (5, 15756518), (10, 7878259), (17, 4634270), (23, 3425330), (34, 2317135), (46, 1712665), (85, 926854), (115, 685066), (170, 463427), (230, 342533), (391, 201490), (782, 100745), (1955, 40298), (3910, 20149)]