64890590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{919}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 122411520

約数和(自身を除く): 57520930

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 307, 614, 919, 1535, 1838, 3070, 4595, 7061, 9190, 14122, 21137, 35305, 42274, 70610, 105685, 211370, 282133, 564266, 1410665, 2821330, 6489059, 12978118, 32445295, 64890590]

約数ペア:

[(1, 64890590), (2, 32445295), (5, 12978118), (10, 6489059), (23, 2821330), (46, 1410665), (115, 564266), (230, 282133), (307, 211370), (614, 105685), (919, 70610), (1535, 42274), (1838, 35305), (3070, 21137), (4595, 14122), (7061, 9190)]