1012500

素因数分解:

$2^2\times 3^4\times 5^5$

素因数の和:41

約数の個数: 90

約数和(自身を含む): 3308382

約数和(自身を除く): 2295882

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 250, 270, 300, 324, 375, 405, 450, 500, 540, 625, 675, 750, 810, 900, 1125, 1250, 1350, 1500, 1620, 1875, 2025, 2250, 2500, 2700, 3125, 3375, 3750, 4050, 4500, 5625, 6250, 6750, 7500, 8100, 9375, 10125, 11250, 12500, 13500, 16875, 18750, 20250, 22500, 28125, 33750, 37500, 40500, 50625, 56250, 67500, 84375, 101250, 112500, 168750, 202500, 253125, 337500, 506250, 1012500]

約数ペア:

[(1, 1012500), (2, 506250), (3, 337500), (4, 253125), (5, 202500), (6, 168750), (9, 112500), (10, 101250), (12, 84375), (15, 67500), (18, 56250), (20, 50625), (25, 40500), (27, 37500), (30, 33750), (36, 28125), (45, 22500), (50, 20250), (54, 18750), (60, 16875), (75, 13500), (81, 12500), (90, 11250), (100, 10125), (108, 9375), (125, 8100), (135, 7500), (150, 6750), (162, 6250), (180, 5625), (225, 4500), (250, 4050), (270, 3750), (300, 3375), (324, 3125), (375, 2700), (405, 2500), (450, 2250), (500, 2025), (540, 1875), (625, 1620), (675, 1500), (750, 1350), (810, 1250), (900, 1125)]