69917680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{124853}}^1$

素因数の和:124873

約数の個数: 40

約数和(自身を含む): 185782752

約数和(自身を除く): 115865072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 124853, 249706, 499412, 624265, 873971, 998824, 1248530, 1747942, 1997648, 2497060, 3495884, 4369855, 4994120, 6991768, 8739710, 9988240, 13983536, 17479420, 34958840, 69917680]

約数ペア:

[(1, 69917680), (2, 34958840), (4, 17479420), (5, 13983536), (7, 9988240), (8, 8739710), (10, 6991768), (14, 4994120), (16, 4369855), (20, 3495884), (28, 2497060), (35, 1997648), (40, 1747942), (56, 1248530), (70, 998824), (80, 873971), (112, 624265), (140, 499412), (280, 249706), (560, 124853)]