208870075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{6221}}^1$

素因数の和:6327

約数の個数: 24

約数和(自身を含む): 277750080

約数和(自身を除く): 68880005

約数列:

[1, 5, 17, 25, 79, 85, 395, 425, 1343, 1975, 6221, 6715, 31105, 33575, 105757, 155525, 491459, 528785, 2457295, 2643925, 8354803, 12286475, 41774015, 208870075]

約数ペア:

[(1, 208870075), (5, 41774015), (17, 12286475), (25, 8354803), (79, 2643925), (85, 2457295), (395, 528785), (425, 491459), (1343, 155525), (1975, 105757), (6221, 33575), (6715, 31105)]