87968000

素因数分解:

$2^8\times 5^3\times {\mathrm{2749}}^1$

素因数の和:2780

約数の個数: 72

約数和(自身を含む): 219219000

約数和(自身を除く): 131251000

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, 2749, 3200, 4000, 5498, 6400, 8000, 10996, 13745, 16000, 21992, 27490, 32000, 43984, 54980, 68725, 87968, 109960, 137450, 175936, 219920, 274900, 343625, 351872, 439840, 549800, 687250, 703744, 879680, 1099600, 1374500, 1759360, 2199200, 2749000, 3518720, 4398400, 5498000, 8796800, 10996000, 17593600, 21992000, 43984000, 87968000]

約数ペア:

[(1, 87968000), (2, 43984000), (4, 21992000), (5, 17593600), (8, 10996000), (10, 8796800), (16, 5498000), (20, 4398400), (25, 3518720), (32, 2749000), (40, 2199200), (50, 1759360), (64, 1374500), (80, 1099600), (100, 879680), (125, 703744), (128, 687250), (160, 549800), (200, 439840), (250, 351872), (256, 343625), (320, 274900), (400, 219920), (500, 175936), (640, 137450), (800, 109960), (1000, 87968), (1280, 68725), (1600, 54980), (2000, 43984), (2749, 32000), (3200, 27490), (4000, 21992), (5498, 16000), (6400, 13745), (8000, 10996)]