78045020

素因数分解:

$2^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{6763}}^1$

素因数の和:7349

約数の個数: 24

約数和(自身を含む): 164202864

約数和(自身を除く): 86157844

約数列:

[1, 2, 4, 5, 10, 20, 577, 1154, 2308, 2885, 5770, 6763, 11540, 13526, 27052, 33815, 67630, 135260, 3902251, 7804502, 15609004, 19511255, 39022510, 78045020]

約数ペア:

[(1, 78045020), (2, 39022510), (4, 19511255), (5, 15609004), (10, 7804502), (20, 3902251), (577, 135260), (1154, 67630), (2308, 33815), (2885, 27052), (5770, 13526), (6763, 11540)]