81066190

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{58321}}^1$

素因数の和:58467

約数の個数: 16

約数和(自身を含む): 146971440

約数和(自身を除く): 65905250

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 58321, 116642, 291605, 583210, 8106619, 16213238, 40533095, 81066190]

約数ペア:

[(1, 81066190), (2, 40533095), (5, 16213238), (10, 8106619), (139, 583210), (278, 291605), (695, 116642), (1390, 58321)]