66848000

素因数分解:

$2^8\times 5^3\times {\mathrm{2089}}^1$

素因数の和:2120

約数の個数: 72

約数和(自身を含む): 166606440

約数和(自身を除く): 99758440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1600, 2000, 2089, 3200, 4000, 4178, 6400, 8000, 8356, 10445, 16000, 16712, 20890, 32000, 33424, 41780, 52225, 66848, 83560, 104450, 133696, 167120, 208900, 261125, 267392, 334240, 417800, 522250, 534784, 668480, 835600, 1044500, 1336960, 1671200, 2089000, 2673920, 3342400, 4178000, 6684800, 8356000, 13369600, 16712000, 33424000, 66848000]

約数ペア:

[(1, 66848000), (2, 33424000), (4, 16712000), (5, 13369600), (8, 8356000), (10, 6684800), (16, 4178000), (20, 3342400), (25, 2673920), (32, 2089000), (40, 1671200), (50, 1336960), (64, 1044500), (80, 835600), (100, 668480), (125, 534784), (128, 522250), (160, 417800), (200, 334240), (250, 267392), (256, 261125), (320, 208900), (400, 167120), (500, 133696), (640, 104450), (800, 83560), (1000, 66848), (1280, 52225), (1600, 41780), (2000, 33424), (2089, 32000), (3200, 20890), (4000, 16712), (4178, 16000), (6400, 10445), (8000, 8356)]