217175075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5101}}^1$

素因数の和:5255

約数の個数: 24

約数和(自身を含む): 292283376

約数和(自身を除く): 75108301

約数列:

[1, 5, 13, 25, 65, 131, 325, 655, 1703, 3275, 5101, 8515, 25505, 42575, 66313, 127525, 331565, 668231, 1657825, 3341155, 8687003, 16705775, 43435015, 217175075]

約数ペア:

[(1, 217175075), (5, 43435015), (13, 16705775), (25, 8687003), (65, 3341155), (131, 1657825), (325, 668231), (655, 331565), (1703, 127525), (3275, 66313), (5101, 42575), (8515, 25505)]