25195324

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 55399680

約数和(自身を除く): 30204356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 179, 308, 358, 457, 716, 914, 1253, 1828, 1969, 2506, 3199, 3938, 5012, 5027, 6398, 7876, 10054, 12796, 13783, 20108, 27566, 35189, 55132, 70378, 81803, 140756, 163606, 327212, 572621, 899833, 1145242, 1799666, 2290484, 3599332, 6298831, 12597662, 25195324]

約数ペア:

[(1, 25195324), (2, 12597662), (4, 6298831), (7, 3599332), (11, 2290484), (14, 1799666), (22, 1145242), (28, 899833), (44, 572621), (77, 327212), (154, 163606), (179, 140756), (308, 81803), (358, 70378), (457, 55132), (716, 35189), (914, 27566), (1253, 20108), (1828, 13783), (1969, 12796), (2506, 10054), (3199, 7876), (3938, 6398), (5012, 5027)]