91172255

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 117294144

約数和(自身を除く): 26121889

約数列:

[1, 5, 37, 43, 73, 157, 185, 215, 365, 785, 1591, 2701, 3139, 5809, 6751, 7955, 11461, 13505, 15695, 29045, 33755, 57305, 116143, 249787, 424057, 492823, 580715, 1248935, 2120285, 2464115, 18234451, 91172255]

約数ペア:

[(1, 91172255), (5, 18234451), (37, 2464115), (43, 2120285), (73, 1248935), (157, 580715), (185, 492823), (215, 424057), (365, 249787), (785, 116143), (1591, 57305), (2701, 33755), (3139, 29045), (5809, 15695), (6751, 13505), (7955, 11461)]