85816340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{252401}}^1$

素因数の和:252427

約数の個数: 24

約数和(自身を含む): 190815912

約数和(自身を除く): 104999572

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 252401, 504802, 1009604, 1262005, 2524010, 4290817, 5048020, 8581634, 17163268, 21454085, 42908170, 85816340]

約数ペア:

[(1, 85816340), (2, 42908170), (4, 21454085), (5, 17163268), (10, 8581634), (17, 5048020), (20, 4290817), (34, 2524010), (68, 1262005), (85, 1009604), (170, 504802), (340, 252401)]