207208500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{138139}}^1$

素因数の和:138161

約数の個数: 48

約数和(自身を含む): 603395520

約数和(自身を除く): 396187020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 138139, 276278, 414417, 552556, 690695, 828834, 1381390, 1657668, 2072085, 2762780, 3453475, 4144170, 6906950, 8288340, 10360425, 13813900, 17267375, 20720850, 34534750, 41441700, 51802125, 69069500, 103604250, 207208500]

約数ペア:

[(1, 207208500), (2, 103604250), (3, 69069500), (4, 51802125), (5, 41441700), (6, 34534750), (10, 20720850), (12, 17267375), (15, 13813900), (20, 10360425), (25, 8288340), (30, 6906950), (50, 4144170), (60, 3453475), (75, 2762780), (100, 2072085), (125, 1657668), (150, 1381390), (250, 828834), (300, 690695), (375, 552556), (500, 414417), (750, 276278), (1500, 138139)]