80402004

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{3779}}^1$

素因数の和:3989

約数の個数: 48

約数和(自身を含む): 209563200

約数和(自身を除く): 129161196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 1182, 1773, 2364, 3546, 3779, 5319, 7092, 7558, 10638, 11337, 15116, 21276, 22674, 34011, 45348, 68022, 102033, 136044, 204066, 408132, 744463, 1488926, 2233389, 2977852, 4466778, 6700167, 8933556, 13400334, 20100501, 26800668, 40201002, 80402004]

約数ペア:

[(1, 80402004), (2, 40201002), (3, 26800668), (4, 20100501), (6, 13400334), (9, 8933556), (12, 6700167), (18, 4466778), (27, 2977852), (36, 2233389), (54, 1488926), (108, 744463), (197, 408132), (394, 204066), (591, 136044), (788, 102033), (1182, 68022), (1773, 45348), (2364, 34011), (3546, 22674), (3779, 21276), (5319, 15116), (7092, 11337), (7558, 10638)]