156728680

素因数分解:

$2^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{9049}}^1$

素因数の和:9493

約数の個数: 32

約数和(自身を含む): 353493000

約数和(自身を除く): 196764320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 433, 866, 1732, 2165, 3464, 4330, 8660, 9049, 17320, 18098, 36196, 45245, 72392, 90490, 180980, 361960, 3918217, 7836434, 15672868, 19591085, 31345736, 39182170, 78364340, 156728680]

約数ペア:

[(1, 156728680), (2, 78364340), (4, 39182170), (5, 31345736), (8, 19591085), (10, 15672868), (20, 7836434), (40, 3918217), (433, 361960), (866, 180980), (1732, 90490), (2165, 72392), (3464, 45245), (4330, 36196), (8660, 18098), (9049, 17320)]