66802385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{54091}}^1$

素因数の和:54128

約数の個数: 16

約数和(自身を含む): 90874560

約数和(自身を除く): 24072175

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 54091, 270455, 703183, 1027729, 3515915, 5138645, 13360477, 66802385]

約数ペア:

[(1, 66802385), (5, 13360477), (13, 5138645), (19, 3515915), (65, 1027729), (95, 703183), (247, 270455), (1235, 54091)]