220140475

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{1097}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 285919200

約数和(自身を除く): 65778725

約数列:

[1, 5, 23, 25, 115, 349, 575, 1097, 1745, 5485, 8027, 8725, 25231, 27425, 40135, 126155, 200675, 382853, 630775, 1914265, 8805619, 9571325, 44028095, 220140475]

約数ペア:

[(1, 220140475), (5, 44028095), (23, 9571325), (25, 8805619), (115, 1914265), (349, 630775), (575, 382853), (1097, 200675), (1745, 126155), (5485, 40135), (8027, 27425), (8725, 25231)]