68296880

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1753}}^1$

素因数の和:2253

約数の個数: 40

約数和(自身を含む): 159207072

約数和(自身を除く): 90910192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1753, 1948, 2435, 3506, 3896, 4870, 7012, 7792, 8765, 9740, 14024, 17530, 19480, 28048, 35060, 38960, 70120, 140240, 853711, 1707422, 3414844, 4268555, 6829688, 8537110, 13659376, 17074220, 34148440, 68296880]

約数ペア:

[(1, 68296880), (2, 34148440), (4, 17074220), (5, 13659376), (8, 8537110), (10, 6829688), (16, 4268555), (20, 3414844), (40, 1707422), (80, 853711), (487, 140240), (974, 70120), (1753, 38960), (1948, 35060), (2435, 28048), (3506, 19480), (3896, 17530), (4870, 14024), (7012, 9740), (7792, 8765)]