12801950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 27617280

約数和(自身を除く): 14815330

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 79, 158, 175, 350, 395, 463, 553, 790, 926, 1106, 1975, 2315, 2765, 3241, 3950, 4630, 5530, 6482, 11575, 13825, 16205, 23150, 27650, 32410, 36577, 73154, 81025, 162050, 182885, 256039, 365770, 512078, 914425, 1280195, 1828850, 2560390, 6400975, 12801950]

約数ペア:

[(1, 12801950), (2, 6400975), (5, 2560390), (7, 1828850), (10, 1280195), (14, 914425), (25, 512078), (35, 365770), (50, 256039), (70, 182885), (79, 162050), (158, 81025), (175, 73154), (350, 36577), (395, 32410), (463, 27650), (553, 23150), (790, 16205), (926, 13825), (1106, 11575), (1975, 6482), (2315, 5530), (2765, 4630), (3241, 3950)]