218088725

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{1723}}^1$

素因数の和:1877

約数の個数: 24

約数和(自身を含む): 278336352

約数和(自身を除く): 60247627

約数列:

[1, 5, 25, 61, 83, 305, 415, 1525, 1723, 2075, 5063, 8615, 25315, 43075, 105103, 126575, 143009, 525515, 715045, 2627575, 3575225, 8723549, 43617745, 218088725]

約数ペア:

[(1, 218088725), (5, 43617745), (25, 8723549), (61, 3575225), (83, 2627575), (305, 715045), (415, 525515), (1525, 143009), (1723, 126575), (2075, 105103), (5063, 43075), (8615, 25315)]