12812000

素因数分解:

$2^5\times 5^3\times {\mathrm{3203}}^1$

素因数の和:3228

約数の個数: 48

約数和(自身を含む): 31488912

約数和(自身を除く): 18676912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 3203, 4000, 6406, 12812, 16015, 25624, 32030, 51248, 64060, 80075, 102496, 128120, 160150, 256240, 320300, 400375, 512480, 640600, 800750, 1281200, 1601500, 2562400, 3203000, 6406000, 12812000]

約数ペア:

[(1, 12812000), (2, 6406000), (4, 3203000), (5, 2562400), (8, 1601500), (10, 1281200), (16, 800750), (20, 640600), (25, 512480), (32, 400375), (40, 320300), (50, 256240), (80, 160150), (100, 128120), (125, 102496), (160, 80075), (200, 64060), (250, 51248), (400, 32030), (500, 25624), (800, 16015), (1000, 12812), (2000, 6406), (3203, 4000)]