12715000

素因数分解:

$2^3\times 5^4\times {\mathrm{2543}}^1$

素因数の和:2569

約数の個数: 40

約数和(自身を含む): 29802960

約数和(自身を除く): 17087960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 2543, 5000, 5086, 10172, 12715, 20344, 25430, 50860, 63575, 101720, 127150, 254300, 317875, 508600, 635750, 1271500, 1589375, 2543000, 3178750, 6357500, 12715000]

約数ペア:

[(1, 12715000), (2, 6357500), (4, 3178750), (5, 2543000), (8, 1589375), (10, 1271500), (20, 635750), (25, 508600), (40, 317875), (50, 254300), (100, 127150), (125, 101720), (200, 63575), (250, 50860), (500, 25430), (625, 20344), (1000, 12715), (1250, 10172), (2500, 5086), (2543, 5000)]