75554905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 95876352

約数和(自身を除く): 20321447

約数列:

[1, 5, 31, 61, 131, 155, 305, 655, 1891, 3721, 4061, 7991, 9455, 18605, 20305, 39955, 115351, 247721, 487451, 576755, 1238605, 2437255, 15110981, 75554905]

約数ペア:

[(1, 75554905), (5, 15110981), (31, 2437255), (61, 1238605), (131, 576755), (155, 487451), (305, 247721), (655, 115351), (1891, 39955), (3721, 20305), (4061, 18605), (7991, 9455)]