42812380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164663}}^1$

素因数の和:164685

約数の個数: 24

約数和(自身を含む): 96822432

約数和(自身を除く): 54010052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 164663, 329326, 658652, 823315, 1646630, 2140619, 3293260, 4281238, 8562476, 10703095, 21406190, 42812380]

約数ペア:

[(1, 42812380), (2, 21406190), (4, 10703095), (5, 8562476), (10, 4281238), (13, 3293260), (20, 2140619), (26, 1646630), (52, 823315), (65, 658652), (130, 329326), (260, 164663)]