2512000

素因数分解:

$2^7\times 5^3\times {\mathrm{157}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 6285240

約数和(自身を除く): 3773240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 157, 160, 200, 250, 314, 320, 400, 500, 628, 640, 785, 800, 1000, 1256, 1570, 1600, 2000, 2512, 3140, 3200, 3925, 4000, 5024, 6280, 7850, 8000, 10048, 12560, 15700, 16000, 19625, 20096, 25120, 31400, 39250, 50240, 62800, 78500, 100480, 125600, 157000, 251200, 314000, 502400, 628000, 1256000, 2512000]

約数ペア:

[(1, 2512000), (2, 1256000), (4, 628000), (5, 502400), (8, 314000), (10, 251200), (16, 157000), (20, 125600), (25, 100480), (32, 78500), (40, 62800), (50, 50240), (64, 39250), (80, 31400), (100, 25120), (125, 20096), (128, 19625), (157, 16000), (160, 15700), (200, 12560), (250, 10048), (314, 8000), (320, 7850), (400, 6280), (500, 5024), (628, 4000), (640, 3925), (785, 3200), (800, 3140), (1000, 2512), (1256, 2000), (1570, 1600)]