256773610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{3863}}^1$

素因数の和:3927

約数の個数: 48

約数和(自身を含む): 512459136

約数和(自身を除く): 255685526

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 289, 391, 578, 782, 1445, 1955, 2890, 3863, 3910, 6647, 7726, 13294, 19315, 33235, 38630, 65671, 66470, 88849, 131342, 177698, 328355, 444245, 656710, 888490, 1116407, 1510433, 2232814, 3020866, 5582035, 7552165, 11164070, 15104330, 25677361, 51354722, 128386805, 256773610]

約数ペア:

[(1, 256773610), (2, 128386805), (5, 51354722), (10, 25677361), (17, 15104330), (23, 11164070), (34, 7552165), (46, 5582035), (85, 3020866), (115, 2232814), (170, 1510433), (230, 1116407), (289, 888490), (391, 656710), (578, 444245), (782, 328355), (1445, 177698), (1955, 131342), (2890, 88849), (3863, 66470), (3910, 65671), (6647, 38630), (7726, 33235), (13294, 19315)]