25721220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1369

約数の個数: 96

約数和(自身を含む): 84123648

約数和(自身を除く): 58402428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1303, 1316, 1410, 1645, 1974, 2606, 2820, 3290, 3909, 3948, 4935, 5212, 6515, 6580, 7818, 9121, 9870, 13030, 15636, 18242, 19545, 19740, 26060, 27363, 36484, 39090, 45605, 54726, 61241, 78180, 91210, 109452, 122482, 136815, 182420, 183723, 244964, 273630, 306205, 367446, 428687, 547260, 612410, 734892, 857374, 918615, 1224820, 1286061, 1714748, 1837230, 2143435, 2572122, 3674460, 4286870, 5144244, 6430305, 8573740, 12860610, 25721220]

約数ペア:

[(1, 25721220), (2, 12860610), (3, 8573740), (4, 6430305), (5, 5144244), (6, 4286870), (7, 3674460), (10, 2572122), (12, 2143435), (14, 1837230), (15, 1714748), (20, 1286061), (21, 1224820), (28, 918615), (30, 857374), (35, 734892), (42, 612410), (47, 547260), (60, 428687), (70, 367446), (84, 306205), (94, 273630), (105, 244964), (140, 183723), (141, 182420), (188, 136815), (210, 122482), (235, 109452), (282, 91210), (329, 78180), (420, 61241), (470, 54726), (564, 45605), (658, 39090), (705, 36484), (940, 27363), (987, 26060), (1303, 19740), (1316, 19545), (1410, 18242), (1645, 15636), (1974, 13030), (2606, 9870), (2820, 9121), (3290, 7818), (3909, 6580), (3948, 6515), (4935, 5212)]