85572680

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{3911}}^1$

素因数の和:4469

約数の個数: 32

約数和(自身を含む): 192939840

約数和(自身を除く): 107367160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 1094, 2188, 2735, 3911, 4376, 5470, 7822, 10940, 15644, 19555, 21880, 31288, 39110, 78220, 156440, 2139317, 4278634, 8557268, 10696585, 17114536, 21393170, 42786340, 85572680]

約数ペア:

[(1, 85572680), (2, 42786340), (4, 21393170), (5, 17114536), (8, 10696585), (10, 8557268), (20, 4278634), (40, 2139317), (547, 156440), (1094, 78220), (2188, 39110), (2735, 31288), (3911, 21880), (4376, 19555), (5470, 15644), (7822, 10940)]