42540545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 56339712

約数和(自身を除く): 13799167

約数列:

[1, 5, 17, 43, 85, 103, 113, 215, 515, 565, 731, 1751, 1921, 3655, 4429, 4859, 8755, 9605, 11639, 22145, 24295, 58195, 75293, 82603, 197863, 376465, 413015, 500477, 989315, 2502385, 8508109, 42540545]

約数ペア:

[(1, 42540545), (5, 8508109), (17, 2502385), (43, 989315), (85, 500477), (103, 413015), (113, 376465), (215, 197863), (515, 82603), (565, 75293), (731, 58195), (1751, 24295), (1921, 22145), (3655, 11639), (4429, 9605), (4859, 8755)]