66278320

素因数分解:

$2^4\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1213}}^1$

素因数の和:1909

約数の個数: 40

約数和(自身を含む): 154449936

約数和(自身を除く): 88171616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683, 1213, 1366, 2426, 2732, 3415, 4852, 5464, 6065, 6830, 9704, 10928, 12130, 13660, 19408, 24260, 27320, 48520, 54640, 97040, 828479, 1656958, 3313916, 4142395, 6627832, 8284790, 13255664, 16569580, 33139160, 66278320]

約数ペア:

[(1, 66278320), (2, 33139160), (4, 16569580), (5, 13255664), (8, 8284790), (10, 6627832), (16, 4142395), (20, 3313916), (40, 1656958), (80, 828479), (683, 97040), (1213, 54640), (1366, 48520), (2426, 27320), (2732, 24260), (3415, 19408), (4852, 13660), (5464, 12130), (6065, 10928), (6830, 9704)]