385500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{257}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 1126944

約数和(自身を除く): 741444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 257, 300, 375, 500, 514, 750, 771, 1028, 1285, 1500, 1542, 2570, 3084, 3855, 5140, 6425, 7710, 12850, 15420, 19275, 25700, 32125, 38550, 64250, 77100, 96375, 128500, 192750, 385500]

約数ペア:

[(1, 385500), (2, 192750), (3, 128500), (4, 96375), (5, 77100), (6, 64250), (10, 38550), (12, 32125), (15, 25700), (20, 19275), (25, 15420), (30, 12850), (50, 7710), (60, 6425), (75, 5140), (100, 3855), (125, 3084), (150, 2570), (250, 1542), (257, 1500), (300, 1285), (375, 1028), (500, 771), (514, 750)]