199985515

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{4159}}^1$

素因数の和:4386

約数の個数: 16

約数和(自身を含む): 245606400

約数和(自身を除く): 45620885

約数列:

[1, 5, 59, 163, 295, 815, 4159, 9617, 20795, 48085, 245381, 677917, 1226905, 3389585, 39997103, 199985515]

約数ペア:

[(1, 199985515), (5, 39997103), (59, 3389585), (163, 1226905), (295, 677917), (815, 245381), (4159, 48085), (9617, 20795)]