57920000

素因数分解:

$2^9\times 5^4\times {\mathrm{181}}^1$

素因数の和:219

約数の個数: 100

約数和(自身を含む): 145411266

約数和(自身を除く): 87491266

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 181, 200, 250, 256, 320, 362, 400, 500, 512, 625, 640, 724, 800, 905, 1000, 1250, 1280, 1448, 1600, 1810, 2000, 2500, 2560, 2896, 3200, 3620, 4000, 4525, 5000, 5792, 6400, 7240, 8000, 9050, 10000, 11584, 12800, 14480, 16000, 18100, 20000, 22625, 23168, 28960, 32000, 36200, 40000, 45250, 46336, 57920, 64000, 72400, 80000, 90500, 92672, 113125, 115840, 144800, 160000, 181000, 226250, 231680, 289600, 320000, 362000, 452500, 463360, 579200, 724000, 905000, 1158400, 1448000, 1810000, 2316800, 2896000, 3620000, 5792000, 7240000, 11584000, 14480000, 28960000, 57920000]

約数ペア:

[(1, 57920000), (2, 28960000), (4, 14480000), (5, 11584000), (8, 7240000), (10, 5792000), (16, 3620000), (20, 2896000), (25, 2316800), (32, 1810000), (40, 1448000), (50, 1158400), (64, 905000), (80, 724000), (100, 579200), (125, 463360), (128, 452500), (160, 362000), (181, 320000), (200, 289600), (250, 231680), (256, 226250), (320, 181000), (362, 160000), (400, 144800), (500, 115840), (512, 113125), (625, 92672), (640, 90500), (724, 80000), (800, 72400), (905, 64000), (1000, 57920), (1250, 46336), (1280, 45250), (1448, 40000), (1600, 36200), (1810, 32000), (2000, 28960), (2500, 23168), (2560, 22625), (2896, 20000), (3200, 18100), (3620, 16000), (4000, 14480), (4525, 12800), (5000, 11584), (5792, 10000), (6400, 9050), (7240, 8000)]