81851310

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{101051}}^1$

素因数の和:101070

約数の個数: 40

約数和(自身を含む): 220091256

約数和(自身を除く): 138239946

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 101051, 202102, 303153, 505255, 606306, 909459, 1010510, 1515765, 1818918, 2728377, 3031530, 4547295, 5456754, 8185131, 9094590, 13641885, 16370262, 27283770, 40925655, 81851310]

約数ペア:

[(1, 81851310), (2, 40925655), (3, 27283770), (5, 16370262), (6, 13641885), (9, 9094590), (10, 8185131), (15, 5456754), (18, 4547295), (27, 3031530), (30, 2728377), (45, 1818918), (54, 1515765), (81, 1010510), (90, 909459), (135, 606306), (162, 505255), (270, 303153), (405, 202102), (810, 101051)]