28829000

素因数分解:

$2^3\times 5^3\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 68290560

約数和(自身を除く): 39461560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 127, 200, 227, 250, 254, 454, 500, 508, 635, 908, 1000, 1016, 1135, 1270, 1816, 2270, 2540, 3175, 4540, 5080, 5675, 6350, 9080, 11350, 12700, 15875, 22700, 25400, 28375, 28829, 31750, 45400, 56750, 57658, 63500, 113500, 115316, 127000, 144145, 227000, 230632, 288290, 576580, 720725, 1153160, 1441450, 2882900, 3603625, 5765800, 7207250, 14414500, 28829000]

約数ペア:

[(1, 28829000), (2, 14414500), (4, 7207250), (5, 5765800), (8, 3603625), (10, 2882900), (20, 1441450), (25, 1153160), (40, 720725), (50, 576580), (100, 288290), (125, 230632), (127, 227000), (200, 144145), (227, 127000), (250, 115316), (254, 113500), (454, 63500), (500, 57658), (508, 56750), (635, 45400), (908, 31750), (1000, 28829), (1016, 28375), (1135, 25400), (1270, 22700), (1816, 15875), (2270, 12700), (2540, 11350), (3175, 9080), (4540, 6350), (5080, 5675)]