43402580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12841}}^1$

素因数の和:12876

約数の個数: 36

約数和(自身を含む): 98703612

約数和(自身を除く): 55301032

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 12841, 25682, 51364, 64205, 128410, 166933, 256820, 333866, 667732, 834665, 1669330, 2170129, 3338660, 4340258, 8680516, 10850645, 21701290, 43402580]

約数ペア:

[(1, 43402580), (2, 21701290), (4, 10850645), (5, 8680516), (10, 4340258), (13, 3338660), (20, 2170129), (26, 1669330), (52, 834665), (65, 667732), (130, 333866), (169, 256820), (260, 166933), (338, 128410), (676, 64205), (845, 51364), (1690, 25682), (3380, 12841)]