68753680

素因数分解:

$2^4\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1277}}^1$

素因数の和:1963

約数の個数: 40

約数和(自身を含む): 160215192

約数和(自身を除く): 91461512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 673, 1277, 1346, 2554, 2692, 3365, 5108, 5384, 6385, 6730, 10216, 10768, 12770, 13460, 20432, 25540, 26920, 51080, 53840, 102160, 859421, 1718842, 3437684, 4297105, 6875368, 8594210, 13750736, 17188420, 34376840, 68753680]

約数ペア:

[(1, 68753680), (2, 34376840), (4, 17188420), (5, 13750736), (8, 8594210), (10, 6875368), (16, 4297105), (20, 3437684), (40, 1718842), (80, 859421), (673, 102160), (1277, 53840), (1346, 51080), (2554, 26920), (2692, 25540), (3365, 20432), (5108, 13460), (5384, 12770), (6385, 10768), (6730, 10216)]