81171370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{50417}}^1$

素因数の和:50454

約数の個数: 32

約数和(自身を含む): 174244608

約数和(自身を除く): 93073238

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 50417, 100834, 252085, 352919, 504170, 705838, 1159591, 1764595, 2319182, 3529190, 5797955, 8117137, 11595910, 16234274, 40585685, 81171370]

約数ペア:

[(1, 81171370), (2, 40585685), (5, 16234274), (7, 11595910), (10, 8117137), (14, 5797955), (23, 3529190), (35, 2319182), (46, 1764595), (70, 1159591), (115, 705838), (161, 504170), (230, 352919), (322, 252085), (805, 100834), (1610, 50417)]