90889990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{534647}}^1$

素因数の和:534671

約数の個数: 16

約数和(自身を含む): 173225952

約数和(自身を除く): 82335962

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 534647, 1069294, 2673235, 5346470, 9088999, 18177998, 45444995, 90889990]

約数ペア:

[(1, 90889990), (2, 45444995), (5, 18177998), (10, 9088999), (17, 5346470), (34, 2673235), (85, 1069294), (170, 534647)]