128213500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{11149}}^1$

素因数の和:11191

約数の個数: 48

約数和(自身を含む): 292219200

約数和(自身を除く): 164005700

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 460, 500, 575, 1150, 2300, 2875, 5750, 11149, 11500, 22298, 44596, 55745, 111490, 222980, 256427, 278725, 512854, 557450, 1025708, 1114900, 1282135, 1393625, 2564270, 2787250, 5128540, 5574500, 6410675, 12821350, 25642700, 32053375, 64106750, 128213500]

約数ペア:

[(1, 128213500), (2, 64106750), (4, 32053375), (5, 25642700), (10, 12821350), (20, 6410675), (23, 5574500), (25, 5128540), (46, 2787250), (50, 2564270), (92, 1393625), (100, 1282135), (115, 1114900), (125, 1025708), (230, 557450), (250, 512854), (460, 278725), (500, 256427), (575, 222980), (1150, 111490), (2300, 55745), (2875, 44596), (5750, 22298), (11149, 11500)]