856510000

素因数分解:

$2^4\times 5^4\times {\mathrm{97}}^1\times {\mathrm{883}}^1$

素因数の和:1008

約数の個数: 100

約数和(自身を含む): 2097447352

約数和(自身を除く): 1240937352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 125, 194, 200, 250, 388, 400, 485, 500, 625, 776, 883, 970, 1000, 1250, 1552, 1766, 1940, 2000, 2425, 2500, 3532, 3880, 4415, 4850, 5000, 7064, 7760, 8830, 9700, 10000, 12125, 14128, 17660, 19400, 22075, 24250, 35320, 38800, 44150, 48500, 60625, 70640, 85651, 88300, 97000, 110375, 121250, 171302, 176600, 194000, 220750, 242500, 342604, 353200, 428255, 441500, 485000, 551875, 685208, 856510, 883000, 970000, 1103750, 1370416, 1713020, 1766000, 2141275, 2207500, 3426040, 4282550, 4415000, 6852080, 8565100, 8830000, 10706375, 17130200, 21412750, 34260400, 42825500, 53531875, 85651000, 107063750, 171302000, 214127500, 428255000, 856510000]

約数ペア:

[(1, 856510000), (2, 428255000), (4, 214127500), (5, 171302000), (8, 107063750), (10, 85651000), (16, 53531875), (20, 42825500), (25, 34260400), (40, 21412750), (50, 17130200), (80, 10706375), (97, 8830000), (100, 8565100), (125, 6852080), (194, 4415000), (200, 4282550), (250, 3426040), (388, 2207500), (400, 2141275), (485, 1766000), (500, 1713020), (625, 1370416), (776, 1103750), (883, 970000), (970, 883000), (1000, 856510), (1250, 685208), (1552, 551875), (1766, 485000), (1940, 441500), (2000, 428255), (2425, 353200), (2500, 342604), (3532, 242500), (3880, 220750), (4415, 194000), (4850, 176600), (5000, 171302), (7064, 121250), (7760, 110375), (8830, 97000), (9700, 88300), (10000, 85651), (12125, 70640), (14128, 60625), (17660, 48500), (19400, 44150), (22075, 38800), (24250, 35320)]