81043190

素因数分解:

$2^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{9199}}^1$

素因数の和:10087

約数の個数: 16

約数和(自身を含む): 146059200

約数和(自身を除く): 65016010

約数列:

[1, 2, 5, 10, 881, 1762, 4405, 8810, 9199, 18398, 45995, 91990, 8104319, 16208638, 40521595, 81043190]

約数ペア:

[(1, 81043190), (2, 40521595), (5, 16208638), (10, 8104319), (881, 91990), (1762, 45995), (4405, 18398), (8810, 9199)]