78882260

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{12601}}^1$

素因数の和:12923

約数の個数: 24

約数和(自身を含む): 166195176

約数和(自身を除く): 87312916

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 12601, 25202, 50404, 63005, 126010, 252020, 3944113, 7888226, 15776452, 19720565, 39441130, 78882260]

約数ペア:

[(1, 78882260), (2, 39441130), (4, 19720565), (5, 15776452), (10, 7888226), (20, 3944113), (313, 252020), (626, 126010), (1252, 63005), (1565, 50404), (3130, 25202), (6260, 12601)]