82177885

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{2789}}^1$

素因数の和:2948

約数の個数: 16

約数和(自身を含む): 101243520

約数和(自身を除く): 19065635

約数列:

[1, 5, 71, 83, 355, 415, 2789, 5893, 13945, 29465, 198019, 231487, 990095, 1157435, 16435577, 82177885]

約数ペア:

[(1, 82177885), (5, 16435577), (71, 1157435), (83, 990095), (355, 231487), (415, 198019), (2789, 29465), (5893, 13945)]