80507408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{264827}}^1$

素因数の和:264854

約数の個数: 20

約数和(自身を含む): 164193360

約数和(自身を除く): 83685952

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 264827, 529654, 1059308, 2118616, 4237232, 5031713, 10063426, 20126852, 40253704, 80507408]

約数ペア:

[(1, 80507408), (2, 40253704), (4, 20126852), (8, 10063426), (16, 5031713), (19, 4237232), (38, 2118616), (76, 1059308), (152, 529654), (304, 264827)]