26315000

素因数分解:

$2^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:322

約数の個数: 80

約数和(自身を含む): 65135400

約数和(自身を除く): 38820400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 277, 380, 475, 500, 554, 625, 760, 950, 1000, 1108, 1250, 1385, 1900, 2216, 2375, 2500, 2770, 3800, 4750, 5000, 5263, 5540, 6925, 9500, 10526, 11080, 11875, 13850, 19000, 21052, 23750, 26315, 27700, 34625, 42104, 47500, 52630, 55400, 69250, 95000, 105260, 131575, 138500, 173125, 210520, 263150, 277000, 346250, 526300, 657875, 692500, 1052600, 1315750, 1385000, 2631500, 3289375, 5263000, 6578750, 13157500, 26315000]

約数ペア:

[(1, 26315000), (2, 13157500), (4, 6578750), (5, 5263000), (8, 3289375), (10, 2631500), (19, 1385000), (20, 1315750), (25, 1052600), (38, 692500), (40, 657875), (50, 526300), (76, 346250), (95, 277000), (100, 263150), (125, 210520), (152, 173125), (190, 138500), (200, 131575), (250, 105260), (277, 95000), (380, 69250), (475, 55400), (500, 52630), (554, 47500), (625, 42104), (760, 34625), (950, 27700), (1000, 26315), (1108, 23750), (1250, 21052), (1385, 19000), (1900, 13850), (2216, 11875), (2375, 11080), (2500, 10526), (2770, 9500), (3800, 6925), (4750, 5540), (5000, 5263)]