80451730420

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{14521973}}^1$

素因数の和:14522259

約数の個数: 24

約数和(自身を含む): 169558568424

約数和(自身を除く): 89106838004

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 14521973, 29043946, 58087892, 72609865, 145219730, 290439460, 4022586521, 8045173042, 16090346084, 20112932605, 40225865210, 80451730420]

約数ペア:

[(1, 80451730420), (2, 40225865210), (4, 20112932605), (5, 16090346084), (10, 8045173042), (20, 4022586521), (277, 290439460), (554, 145219730), (1108, 72609865), (1385, 58087892), (2770, 29043946), (5540, 14521973)]