25154475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 44684640

約数和(自身を除く): 19530165

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 109, 181, 255, 327, 425, 543, 545, 905, 1275, 1635, 1853, 2715, 2725, 3077, 4525, 5559, 8175, 9231, 9265, 13575, 15385, 19729, 27795, 46155, 46325, 59187, 76925, 98645, 138975, 230775, 295935, 335393, 493225, 1006179, 1479675, 1676965, 5030895, 8384825, 25154475]

約数ペア:

[(1, 25154475), (3, 8384825), (5, 5030895), (15, 1676965), (17, 1479675), (25, 1006179), (51, 493225), (75, 335393), (85, 295935), (109, 230775), (181, 138975), (255, 98645), (327, 76925), (425, 59187), (543, 46325), (545, 46155), (905, 27795), (1275, 19729), (1635, 15385), (1853, 13575), (2715, 9265), (2725, 9231), (3077, 8175), (4525, 5559)]