200020315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{691}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 277021440

約数和(自身を除く): 77001125

約数列:

[1, 5, 11, 19, 55, 95, 209, 277, 691, 1045, 1385, 3047, 3455, 5263, 7601, 13129, 15235, 26315, 38005, 57893, 65645, 144419, 191407, 289465, 722095, 957035, 2105477, 3636733, 10527385, 18183665, 40004063, 200020315]

約数ペア:

[(1, 200020315), (5, 40004063), (11, 18183665), (19, 10527385), (55, 3636733), (95, 2105477), (209, 957035), (277, 722095), (691, 289465), (1045, 191407), (1385, 144419), (3047, 65645), (3455, 57893), (5263, 38005), (7601, 26315), (13129, 15235)]