66371480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{33863}}^1$

素因数の和:33888

約数の個数: 48

約数和(自身を含む): 173722320

約数和(自身を除く): 107350840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 33863, 67726, 135452, 169315, 237041, 270904, 338630, 474082, 677260, 948164, 1185205, 1354520, 1659287, 1896328, 2370410, 3318574, 4740820, 6637148, 8296435, 9481640, 13274296, 16592870, 33185740, 66371480]

約数ペア:

[(1, 66371480), (2, 33185740), (4, 16592870), (5, 13274296), (7, 9481640), (8, 8296435), (10, 6637148), (14, 4740820), (20, 3318574), (28, 2370410), (35, 1896328), (40, 1659287), (49, 1354520), (56, 1185205), (70, 948164), (98, 677260), (140, 474082), (196, 338630), (245, 270904), (280, 237041), (392, 169315), (490, 135452), (980, 67726), (1960, 33863)]