80206080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20887}}^1$

素因数の和:20911

約数の個数: 72

約数和(自身を含む): 256170432

約数和(自身を除く): 175964352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 20887, 41774, 62661, 83548, 104435, 125322, 167096, 208870, 250644, 313305, 334192, 417740, 501288, 626610, 668384, 835480, 1002576, 1253220, 1336768, 1670960, 2005152, 2506440, 2673536, 3341920, 4010304, 5012880, 5347072, 6683840, 8020608, 10025760, 13367680, 16041216, 20051520, 26735360, 40103040, 80206080]

約数ペア:

[(1, 80206080), (2, 40103040), (3, 26735360), (4, 20051520), (5, 16041216), (6, 13367680), (8, 10025760), (10, 8020608), (12, 6683840), (15, 5347072), (16, 5012880), (20, 4010304), (24, 3341920), (30, 2673536), (32, 2506440), (40, 2005152), (48, 1670960), (60, 1336768), (64, 1253220), (80, 1002576), (96, 835480), (120, 668384), (128, 626610), (160, 501288), (192, 417740), (240, 334192), (256, 313305), (320, 250644), (384, 208870), (480, 167096), (640, 125322), (768, 104435), (960, 83548), (1280, 62661), (1920, 41774), (3840, 20887)]