220758515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{49003}}^1$

素因数の和:49078

約数の個数: 16

約数和(自身を含む): 285791328

約数和(自身を除く): 65032813

約数列:

[1, 5, 17, 53, 85, 265, 901, 4505, 49003, 245015, 833051, 2597159, 4165255, 12985795, 44151703, 220758515]

約数ペア:

[(1, 220758515), (5, 44151703), (17, 12985795), (53, 4165255), (85, 2597159), (265, 833051), (901, 245015), (4505, 49003)]