164720555

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{7489}}^1$

素因数の和:7630

約数の個数: 16

約数和(自身を含む): 203847840

約数和(自身を除く): 39127285

約数列:

[1, 5, 53, 83, 265, 415, 4399, 7489, 21995, 37445, 396917, 621587, 1984585, 3107935, 32944111, 164720555]

約数ペア:

[(1, 164720555), (5, 32944111), (53, 3107935), (83, 1984585), (265, 621587), (415, 396917), (4399, 37445), (7489, 21995)]