71480255

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{463}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 107440128

約数和(自身を除く): 35959873

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 401, 463, 2005, 2315, 2807, 3241, 4411, 5093, 14035, 16205, 22055, 25465, 30877, 35651, 154385, 178255, 185663, 928315, 1299641, 2042293, 6498205, 10211465, 14296051, 71480255]

約数ペア:

[(1, 71480255), (5, 14296051), (7, 10211465), (11, 6498205), (35, 2042293), (55, 1299641), (77, 928315), (385, 185663), (401, 178255), (463, 154385), (2005, 35651), (2315, 30877), (2807, 25465), (3241, 22055), (4411, 16205), (5093, 14035)]