75420055

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{991}}^1$

素因数の和:1518

約数の個数: 16

約数和(自身を含む): 93708288

約数和(自身を除く): 18288233

約数列:

[1, 5, 31, 155, 491, 991, 2455, 4955, 15221, 30721, 76105, 153605, 486581, 2432905, 15084011, 75420055]

約数ペア:

[(1, 75420055), (5, 15084011), (31, 2432905), (155, 486581), (491, 153605), (991, 76105), (2455, 30721), (4955, 15221)]