72920155

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5119}}^1$

素因数の和:5179

約数の個数: 32

約数和(自身を含む): 112066560

約数和(自身を除く): 39146405

約数列:

[1, 5, 7, 11, 35, 37, 55, 77, 185, 259, 385, 407, 1295, 2035, 2849, 5119, 14245, 25595, 35833, 56309, 179165, 189403, 281545, 394163, 947015, 1325821, 1970815, 2083433, 6629105, 10417165, 14584031, 72920155]

約数ペア:

[(1, 72920155), (5, 14584031), (7, 10417165), (11, 6629105), (35, 2083433), (37, 1970815), (55, 1325821), (77, 947015), (185, 394163), (259, 281545), (385, 189403), (407, 179165), (1295, 56309), (2035, 35833), (2849, 25595), (5119, 14245)]