77080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 32

約数和(自身を含む): 181440

約数和(自身を除く): 104360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 820, 940, 1640, 1880, 1927, 3854, 7708, 9635, 15416, 19270, 38540, 77080]

約数ペア:

[(1, 77080), (2, 38540), (4, 19270), (5, 15416), (8, 9635), (10, 7708), (20, 3854), (40, 1927), (41, 1880), (47, 1640), (82, 940), (94, 820), (164, 470), (188, 410), (205, 376), (235, 328)]