77700080

素因数分解:

$2^4\times 5^1\times {\mathrm{971251}}^1$

素因数の和:971264

約数の個数: 20

約数和(自身を含む): 180652872

約数和(自身を除く): 102952792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 971251, 1942502, 3885004, 4856255, 7770008, 9712510, 15540016, 19425020, 38850040, 77700080]

約数ペア:

[(1, 77700080), (2, 38850040), (4, 19425020), (5, 15540016), (8, 9712510), (10, 7770008), (16, 4856255), (20, 3885004), (40, 1942502), (80, 971251)]