25648840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1949}}^1$

素因数の和:2014

約数の個数: 64

約数和(自身を含む): 67392000

約数和(自身を除く): 41743160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 1949, 2632, 3290, 3898, 6580, 7796, 9745, 13160, 13643, 15592, 19490, 27286, 38980, 54572, 68215, 77960, 91603, 109144, 136430, 183206, 272860, 366412, 458015, 545720, 641221, 732824, 916030, 1282442, 1832060, 2564884, 3206105, 3664120, 5129768, 6412210, 12824420, 25648840]

約数ペア:

[(1, 25648840), (2, 12824420), (4, 6412210), (5, 5129768), (7, 3664120), (8, 3206105), (10, 2564884), (14, 1832060), (20, 1282442), (28, 916030), (35, 732824), (40, 641221), (47, 545720), (56, 458015), (70, 366412), (94, 272860), (140, 183206), (188, 136430), (235, 109144), (280, 91603), (329, 77960), (376, 68215), (470, 54572), (658, 38980), (940, 27286), (1316, 19490), (1645, 15592), (1880, 13643), (1949, 13160), (2632, 9745), (3290, 7796), (3898, 6580)]