205804900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:558

約数の個数: 108

約数和(自身を含む): 526078308

約数和(自身を除く): 320273408

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 97, 98, 100, 140, 175, 194, 196, 245, 350, 388, 433, 485, 490, 679, 700, 866, 970, 980, 1225, 1358, 1732, 1940, 2165, 2425, 2450, 2716, 3031, 3395, 4330, 4753, 4850, 4900, 6062, 6790, 8660, 9506, 9700, 10825, 12124, 13580, 15155, 16975, 19012, 21217, 21650, 23765, 30310, 33950, 42001, 42434, 43300, 47530, 60620, 67900, 75775, 84002, 84868, 95060, 106085, 118825, 151550, 168004, 210005, 212170, 237650, 294007, 303100, 420010, 424340, 475300, 530425, 588014, 840020, 1050025, 1060850, 1176028, 1470035, 2058049, 2100050, 2121700, 2940070, 4116098, 4200100, 5880140, 7350175, 8232196, 10290245, 14700350, 20580490, 29400700, 41160980, 51451225, 102902450, 205804900]

約数ペア:

[(1, 205804900), (2, 102902450), (4, 51451225), (5, 41160980), (7, 29400700), (10, 20580490), (14, 14700350), (20, 10290245), (25, 8232196), (28, 7350175), (35, 5880140), (49, 4200100), (50, 4116098), (70, 2940070), (97, 2121700), (98, 2100050), (100, 2058049), (140, 1470035), (175, 1176028), (194, 1060850), (196, 1050025), (245, 840020), (350, 588014), (388, 530425), (433, 475300), (485, 424340), (490, 420010), (679, 303100), (700, 294007), (866, 237650), (970, 212170), (980, 210005), (1225, 168004), (1358, 151550), (1732, 118825), (1940, 106085), (2165, 95060), (2425, 84868), (2450, 84002), (2716, 75775), (3031, 67900), (3395, 60620), (4330, 47530), (4753, 43300), (4850, 42434), (4900, 42001), (6062, 33950), (6790, 30310), (8660, 23765), (9506, 21650), (9700, 21217), (10825, 19012), (12124, 16975), (13580, 15155)]