69242440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{42221}}^1$

素因数の和:42273

約数の個数: 32

約数和(自身を含む): 159599160

約数和(自身を除く): 90356720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 42221, 84442, 168884, 211105, 337768, 422210, 844420, 1688840, 1731061, 3462122, 6924244, 8655305, 13848488, 17310610, 34621220, 69242440]

約数ペア:

[(1, 69242440), (2, 34621220), (4, 17310610), (5, 13848488), (8, 8655305), (10, 6924244), (20, 3462122), (40, 1731061), (41, 1688840), (82, 844420), (164, 422210), (205, 337768), (328, 211105), (410, 168884), (820, 84442), (1640, 42221)]