80112520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{32833}}^1$

素因数の和:32905

約数の個数: 32

約数和(自身を含む): 183213720

約数和(自身を除く): 103101200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 32833, 65666, 131332, 164165, 262664, 328330, 656660, 1313320, 2002813, 4005626, 8011252, 10014065, 16022504, 20028130, 40056260, 80112520]

約数ペア:

[(1, 80112520), (2, 40056260), (4, 20028130), (5, 16022504), (8, 10014065), (10, 8011252), (20, 4005626), (40, 2002813), (61, 1313320), (122, 656660), (244, 328330), (305, 262664), (488, 164165), (610, 131332), (1220, 65666), (2440, 32833)]