81705730

素因数分解:

$2^1\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{7237}}^1$

素因数の和:8373

約数の個数: 16

約数和(自身を含む): 147220920

約数和(自身を除く): 65515190

約数列:

[1, 2, 5, 10, 1129, 2258, 5645, 7237, 11290, 14474, 36185, 72370, 8170573, 16341146, 40852865, 81705730]

約数ペア:

[(1, 81705730), (2, 40852865), (5, 16341146), (10, 8170573), (1129, 72370), (2258, 36185), (5645, 14474), (7237, 11290)]