68284385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{55291}}^1$

素因数の和:55328

約数の個数: 16

約数和(自身を含む): 92890560

約数和(自身を除く): 24606175

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 55291, 276455, 718783, 1050529, 3593915, 5252645, 13656877, 68284385]

約数ペア:

[(1, 68284385), (5, 13656877), (13, 5252645), (19, 3593915), (65, 1050529), (95, 718783), (247, 276455), (1235, 55291)]