81876145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{4451}}^1$

素因数の和:4752

約数の個数: 16

約数和(自身を含む): 106206912

約数和(自身を除く): 24330767

約数列:

[1, 5, 13, 65, 283, 1415, 3679, 4451, 18395, 22255, 57863, 289315, 1259633, 6298165, 16375229, 81876145]

約数ペア:

[(1, 81876145), (5, 16375229), (13, 6298165), (65, 1259633), (283, 289315), (1415, 57863), (3679, 22255), (4451, 18395)]