3208000

素因数分解:

$2^6\times 5^3\times {\mathrm{401}}^1$

素因数の和:428

約数の個数: 56

約数和(自身を含む): 7964424

約数和(自身を除く): 4756424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 401, 500, 800, 802, 1000, 1600, 1604, 2000, 2005, 3208, 4000, 4010, 6416, 8000, 8020, 10025, 12832, 16040, 20050, 25664, 32080, 40100, 50125, 64160, 80200, 100250, 128320, 160400, 200500, 320800, 401000, 641600, 802000, 1604000, 3208000]

約数ペア:

[(1, 3208000), (2, 1604000), (4, 802000), (5, 641600), (8, 401000), (10, 320800), (16, 200500), (20, 160400), (25, 128320), (32, 100250), (40, 80200), (50, 64160), (64, 50125), (80, 40100), (100, 32080), (125, 25664), (160, 20050), (200, 16040), (250, 12832), (320, 10025), (400, 8020), (401, 8000), (500, 6416), (800, 4010), (802, 4000), (1000, 3208), (1600, 2005), (1604, 2000)]