26665825

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 34122816

約数和(自身を除く): 7456991

約数列:

[1, 5, 25, 71, 83, 181, 355, 415, 905, 1775, 2075, 4525, 5893, 12851, 15023, 29465, 64255, 75115, 147325, 321275, 375575, 1066633, 5333165, 26665825]

約数ペア:

[(1, 26665825), (5, 5333165), (25, 1066633), (71, 375575), (83, 321275), (181, 147325), (355, 75115), (415, 64255), (905, 29465), (1775, 15023), (2075, 12851), (4525, 5893)]