81998310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{160781}}^1$

素因数の和:160808

約数の個数: 32

約数和(自身を含む): 208373472

約数和(自身を除く): 126375162

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 160781, 321562, 482343, 803905, 964686, 1607810, 2411715, 2733277, 4823430, 5466554, 8199831, 13666385, 16399662, 27332770, 40999155, 81998310]

約数ペア:

[(1, 81998310), (2, 40999155), (3, 27332770), (5, 16399662), (6, 13666385), (10, 8199831), (15, 5466554), (17, 4823430), (30, 2733277), (34, 2411715), (51, 1607810), (85, 964686), (102, 803905), (170, 482343), (255, 321562), (510, 160781)]