1320200075

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{636241}}^1$

素因数の和:636334

約数の個数: 12

約数和(自身を含む): 1656774168

約数和(自身を除く): 336574093

約数列:

[1, 5, 25, 83, 415, 2075, 636241, 3181205, 15906025, 52808003, 264040015, 1320200075]

約数ペア:

[(1, 1320200075), (5, 264040015), (25, 52808003), (83, 15906025), (415, 3181205), (2075, 636241)]