87685910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{1049}}^1$

素因数の和:1712

約数の個数: 32

約数和(自身を含む): 170402400

約数和(自身を除く): 82716490

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 643, 1049, 1286, 2098, 3215, 5245, 6430, 8359, 10490, 13637, 16718, 27274, 41795, 68185, 83590, 136370, 674507, 1349014, 3372535, 6745070, 8768591, 17537182, 43842955, 87685910]

約数ペア:

[(1, 87685910), (2, 43842955), (5, 17537182), (10, 8768591), (13, 6745070), (26, 3372535), (65, 1349014), (130, 674507), (643, 136370), (1049, 83590), (1286, 68185), (2098, 41795), (3215, 27274), (5245, 16718), (6430, 13637), (8359, 10490)]