90112500

素因数分解:

$2^2\times 3^4\times 5^5\times {\mathrm{89}}^1$

素因数の和:130

約数の個数: 180

約数和(自身を含む): 297754380

約数和(自身を除く): 207641880

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, 89, 90, 100, 108, 125, 135, 150, 162, 178, 180, 225, 250, 267, 270, 300, 324, 356, 375, 405, 445, 450, 500, 534, 540, 625, 675, 750, 801, 810, 890, 900, 1068, 1125, 1250, 1335, 1350, 1500, 1602, 1620, 1780, 1875, 2025, 2225, 2250, 2403, 2500, 2670, 2700, 3125, 3204, 3375, 3750, 4005, 4050, 4450, 4500, 4806, 5340, 5625, 6250, 6675, 6750, 7209, 7500, 8010, 8100, 8900, 9375, 9612, 10125, 11125, 11250, 12015, 12500, 13350, 13500, 14418, 16020, 16875, 18750, 20025, 20250, 22250, 22500, 24030, 26700, 28125, 28836, 33375, 33750, 36045, 37500, 40050, 40500, 44500, 48060, 50625, 55625, 56250, 60075, 66750, 67500, 72090, 80100, 84375, 100125, 101250, 111250, 112500, 120150, 133500, 144180, 166875, 168750, 180225, 200250, 202500, 222500, 240300, 253125, 278125, 300375, 333750, 337500, 360450, 400500, 500625, 506250, 556250, 600750, 667500, 720900, 834375, 901125, 1001250, 1012500, 1112500, 1201500, 1501875, 1668750, 1802250, 2002500, 2503125, 3003750, 3337500, 3604500, 4505625, 5006250, 6007500, 7509375, 9011250, 10012500, 15018750, 18022500, 22528125, 30037500, 45056250, 90112500]

約数ペア:

[(1, 90112500), (2, 45056250), (3, 30037500), (4, 22528125), (5, 18022500), (6, 15018750), (9, 10012500), (10, 9011250), (12, 7509375), (15, 6007500), (18, 5006250), (20, 4505625), (25, 3604500), (27, 3337500), (30, 3003750), (36, 2503125), (45, 2002500), (50, 1802250), (54, 1668750), (60, 1501875), (75, 1201500), (81, 1112500), (89, 1012500), (90, 1001250), (100, 901125), (108, 834375), (125, 720900), (135, 667500), (150, 600750), (162, 556250), (178, 506250), (180, 500625), (225, 400500), (250, 360450), (267, 337500), (270, 333750), (300, 300375), (324, 278125), (356, 253125), (375, 240300), (405, 222500), (445, 202500), (450, 200250), (500, 180225), (534, 168750), (540, 166875), (625, 144180), (675, 133500), (750, 120150), (801, 112500), (810, 111250), (890, 101250), (900, 100125), (1068, 84375), (1125, 80100), (1250, 72090), (1335, 67500), (1350, 66750), (1500, 60075), (1602, 56250), (1620, 55625), (1780, 50625), (1875, 48060), (2025, 44500), (2225, 40500), (2250, 40050), (2403, 37500), (2500, 36045), (2670, 33750), (2700, 33375), (3125, 28836), (3204, 28125), (3375, 26700), (3750, 24030), (4005, 22500), (4050, 22250), (4450, 20250), (4500, 20025), (4806, 18750), (5340, 16875), (5625, 16020), (6250, 14418), (6675, 13500), (6750, 13350), (7209, 12500), (7500, 12015), (8010, 11250), (8100, 11125), (8900, 10125), (9375, 9612)]