83480180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1487}}^1$

素因数の和:1904

約数の個数: 48

約数和(自身を含む): 200987136

約数和(自身を除く): 117506956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 802, 1487, 1604, 2005, 2807, 2974, 4010, 5614, 5948, 7435, 8020, 10409, 11228, 14035, 14870, 20818, 28070, 29740, 41636, 52045, 56140, 104090, 208180, 596287, 1192574, 2385148, 2981435, 4174009, 5962870, 8348018, 11925740, 16696036, 20870045, 41740090, 83480180]

約数ペア:

[(1, 83480180), (2, 41740090), (4, 20870045), (5, 16696036), (7, 11925740), (10, 8348018), (14, 5962870), (20, 4174009), (28, 2981435), (35, 2385148), (70, 1192574), (140, 596287), (401, 208180), (802, 104090), (1487, 56140), (1604, 52045), (2005, 41636), (2807, 29740), (2974, 28070), (4010, 20818), (5614, 14870), (5948, 14035), (7435, 11228), (8020, 10409)]