26451560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^2$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 61451460

約数和(自身を除く): 34999900

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 127, 164, 205, 254, 328, 410, 508, 635, 820, 1016, 1270, 1640, 2540, 5080, 5207, 10414, 16129, 20828, 26035, 32258, 41656, 52070, 64516, 80645, 104140, 129032, 161290, 208280, 322580, 645160, 661289, 1322578, 2645156, 3306445, 5290312, 6612890, 13225780, 26451560]

約数ペア:

[(1, 26451560), (2, 13225780), (4, 6612890), (5, 5290312), (8, 3306445), (10, 2645156), (20, 1322578), (40, 661289), (41, 645160), (82, 322580), (127, 208280), (164, 161290), (205, 129032), (254, 104140), (328, 80645), (410, 64516), (508, 52070), (635, 41656), (820, 32258), (1016, 26035), (1270, 20828), (1640, 16129), (2540, 10414), (5080, 5207)]