81923585

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{659}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 105114240

約数和(自身を除く): 23190655

約数列:

[1, 5, 23, 47, 115, 235, 529, 659, 1081, 2645, 3295, 5405, 15157, 24863, 30973, 75785, 124315, 154865, 348611, 712379, 1743055, 3561895, 16384717, 81923585]

約数ペア:

[(1, 81923585), (5, 16384717), (23, 3561895), (47, 1743055), (115, 712379), (235, 348611), (529, 154865), (659, 124315), (1081, 75785), (2645, 30973), (3295, 24863), (5405, 15157)]