251036000

素因数分解:

$2^5\times 5^3\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:769

約数の個数: 96

約数和(自身を含む): 624117312

約数和(自身を除く): 373081312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 97, 100, 125, 160, 194, 200, 250, 388, 400, 485, 500, 647, 776, 800, 970, 1000, 1294, 1552, 1940, 2000, 2425, 2588, 3104, 3235, 3880, 4000, 4850, 5176, 6470, 7760, 9700, 10352, 12125, 12940, 15520, 16175, 19400, 20704, 24250, 25880, 32350, 38800, 48500, 51760, 62759, 64700, 77600, 80875, 97000, 103520, 125518, 129400, 161750, 194000, 251036, 258800, 313795, 323500, 388000, 502072, 517600, 627590, 647000, 1004144, 1255180, 1294000, 1568975, 2008288, 2510360, 2588000, 3137950, 5020720, 6275900, 7844875, 10041440, 12551800, 15689750, 25103600, 31379500, 50207200, 62759000, 125518000, 251036000]

約数ペア:

[(1, 251036000), (2, 125518000), (4, 62759000), (5, 50207200), (8, 31379500), (10, 25103600), (16, 15689750), (20, 12551800), (25, 10041440), (32, 7844875), (40, 6275900), (50, 5020720), (80, 3137950), (97, 2588000), (100, 2510360), (125, 2008288), (160, 1568975), (194, 1294000), (200, 1255180), (250, 1004144), (388, 647000), (400, 627590), (485, 517600), (500, 502072), (647, 388000), (776, 323500), (800, 313795), (970, 258800), (1000, 251036), (1294, 194000), (1552, 161750), (1940, 129400), (2000, 125518), (2425, 103520), (2588, 97000), (3104, 80875), (3235, 77600), (3880, 64700), (4000, 62759), (4850, 51760), (5176, 48500), (6470, 38800), (7760, 32350), (9700, 25880), (10352, 24250), (12125, 20704), (12940, 19400), (15520, 16175)]