7788476500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{107}}^1\times {\mathrm{2971}}^1$

素因数の和:3111

約数の個数: 144

約数和(自身を含む): 19978830144

約数和(自身を除く): 12190353644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 107, 125, 140, 175, 196, 214, 245, 250, 350, 428, 490, 500, 535, 700, 749, 875, 980, 1070, 1225, 1498, 1750, 2140, 2450, 2675, 2971, 2996, 3500, 3745, 4900, 5243, 5350, 5942, 6125, 7490, 10486, 10700, 11884, 12250, 13375, 14855, 14980, 18725, 20797, 20972, 24500, 26215, 26750, 29710, 37450, 41594, 52430, 53500, 59420, 74275, 74900, 83188, 93625, 103985, 104860, 131075, 145579, 148550, 187250, 207970, 262150, 291158, 297100, 317897, 371375, 374500, 415940, 519925, 524300, 582316, 635794, 655375, 727895, 742750, 1039850, 1271588, 1310750, 1455790, 1485500, 1589485, 2079700, 2225279, 2599625, 2621500, 2911580, 3178970, 3639475, 4450558, 5199250, 6357940, 7278950, 7947425, 8901116, 10398500, 11126395, 14557900, 15576953, 15894850, 18197375, 22252790, 31153906, 31789700, 36394750, 39737125, 44505580, 55631975, 62307812, 72789500, 77884765, 79474250, 111263950, 155769530, 158948500, 222527900, 278159875, 311539060, 389423825, 556319750, 778847650, 1112639500, 1557695300, 1947119125, 3894238250, 7788476500]

約数ペア:

[(1, 7788476500), (2, 3894238250), (4, 1947119125), (5, 1557695300), (7, 1112639500), (10, 778847650), (14, 556319750), (20, 389423825), (25, 311539060), (28, 278159875), (35, 222527900), (49, 158948500), (50, 155769530), (70, 111263950), (98, 79474250), (100, 77884765), (107, 72789500), (125, 62307812), (140, 55631975), (175, 44505580), (196, 39737125), (214, 36394750), (245, 31789700), (250, 31153906), (350, 22252790), (428, 18197375), (490, 15894850), (500, 15576953), (535, 14557900), (700, 11126395), (749, 10398500), (875, 8901116), (980, 7947425), (1070, 7278950), (1225, 6357940), (1498, 5199250), (1750, 4450558), (2140, 3639475), (2450, 3178970), (2675, 2911580), (2971, 2621500), (2996, 2599625), (3500, 2225279), (3745, 2079700), (4900, 1589485), (5243, 1485500), (5350, 1455790), (5942, 1310750), (6125, 1271588), (7490, 1039850), (10486, 742750), (10700, 727895), (11884, 655375), (12250, 635794), (13375, 582316), (14855, 524300), (14980, 519925), (18725, 415940), (20797, 374500), (20972, 371375), (24500, 317897), (26215, 297100), (26750, 291158), (29710, 262150), (37450, 207970), (41594, 187250), (52430, 148550), (53500, 145579), (59420, 131075), (74275, 104860), (74900, 103985), (83188, 93625)]