49787660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191491}}^1$

素因数の和:191513

約数の個数: 24

約数和(自身を含む): 112597296

約数和(自身を除く): 62809636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 191491, 382982, 765964, 957455, 1914910, 2489383, 3829820, 4978766, 9957532, 12446915, 24893830, 49787660]

約数ペア:

[(1, 49787660), (2, 24893830), (4, 12446915), (5, 9957532), (10, 4978766), (13, 3829820), (20, 2489383), (26, 1914910), (52, 957455), (65, 765964), (130, 382982), (260, 191491)]