12885424000

素因数分解:

$2^7\times 5^3\times {\mathrm{805339}}^1$

素因数の和:805368

約数の個数: 64

約数和(自身を含む): 32036425200

約数和(自身を除く): 19151001200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1600, 2000, 3200, 4000, 8000, 16000, 805339, 1610678, 3221356, 4026695, 6442712, 8053390, 12885424, 16106780, 20133475, 25770848, 32213560, 40266950, 51541696, 64427120, 80533900, 100667375, 103083392, 128854240, 161067800, 201334750, 257708480, 322135600, 402669500, 515416960, 644271200, 805339000, 1288542400, 1610678000, 2577084800, 3221356000, 6442712000, 12885424000]

約数ペア:

[(1, 12885424000), (2, 6442712000), (4, 3221356000), (5, 2577084800), (8, 1610678000), (10, 1288542400), (16, 805339000), (20, 644271200), (25, 515416960), (32, 402669500), (40, 322135600), (50, 257708480), (64, 201334750), (80, 161067800), (100, 128854240), (125, 103083392), (128, 100667375), (160, 80533900), (200, 64427120), (250, 51541696), (320, 40266950), (400, 32213560), (500, 25770848), (640, 20133475), (800, 16106780), (1000, 12885424), (1600, 8053390), (2000, 6442712), (3200, 4026695), (4000, 3221356), (8000, 1610678), (16000, 805339)]