87633640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{128873}}^1$

素因数の和:128901

約数の個数: 32

約数和(自身を含む): 208775880

約数和(自身を除く): 121142240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 128873, 257746, 515492, 644365, 1030984, 1288730, 2190841, 2577460, 4381682, 5154920, 8763364, 10954205, 17526728, 21908410, 43816820, 87633640]

約数ペア:

[(1, 87633640), (2, 43816820), (4, 21908410), (5, 17526728), (8, 10954205), (10, 8763364), (17, 5154920), (20, 4381682), (34, 2577460), (40, 2190841), (68, 1288730), (85, 1030984), (136, 644365), (170, 515492), (340, 257746), (680, 128873)]