28147500

素因数分解:

$2^2\times 3^4\times 5^4\times {\mathrm{139}}^1$

素因数の和:175

約数の個数: 150

約数和(自身を含む): 92610980

約数和(自身を除く): 64463480

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, 139, 150, 162, 180, 225, 250, 270, 278, 300, 324, 375, 405, 417, 450, 500, 540, 556, 625, 675, 695, 750, 810, 834, 900, 1125, 1250, 1251, 1350, 1390, 1500, 1620, 1668, 1875, 2025, 2085, 2250, 2500, 2502, 2700, 2780, 3375, 3475, 3750, 3753, 4050, 4170, 4500, 5004, 5625, 6255, 6750, 6950, 7500, 7506, 8100, 8340, 10125, 10425, 11250, 11259, 12510, 13500, 13900, 15012, 16875, 17375, 18765, 20250, 20850, 22500, 22518, 25020, 31275, 33750, 34750, 37530, 40500, 41700, 45036, 50625, 52125, 56295, 62550, 67500, 69500, 75060, 86875, 93825, 101250, 104250, 112590, 125100, 156375, 173750, 187650, 202500, 208500, 225180, 260625, 281475, 312750, 347500, 375300, 469125, 521250, 562950, 625500, 781875, 938250, 1042500, 1125900, 1407375, 1563750, 1876500, 2345625, 2814750, 3127500, 4691250, 5629500, 7036875, 9382500, 14073750, 28147500]

約数ペア:

[(1, 28147500), (2, 14073750), (3, 9382500), (4, 7036875), (5, 5629500), (6, 4691250), (9, 3127500), (10, 2814750), (12, 2345625), (15, 1876500), (18, 1563750), (20, 1407375), (25, 1125900), (27, 1042500), (30, 938250), (36, 781875), (45, 625500), (50, 562950), (54, 521250), (60, 469125), (75, 375300), (81, 347500), (90, 312750), (100, 281475), (108, 260625), (125, 225180), (135, 208500), (139, 202500), (150, 187650), (162, 173750), (180, 156375), (225, 125100), (250, 112590), (270, 104250), (278, 101250), (300, 93825), (324, 86875), (375, 75060), (405, 69500), (417, 67500), (450, 62550), (500, 56295), (540, 52125), (556, 50625), (625, 45036), (675, 41700), (695, 40500), (750, 37530), (810, 34750), (834, 33750), (900, 31275), (1125, 25020), (1250, 22518), (1251, 22500), (1350, 20850), (1390, 20250), (1500, 18765), (1620, 17375), (1668, 16875), (1875, 15012), (2025, 13900), (2085, 13500), (2250, 12510), (2500, 11259), (2502, 11250), (2700, 10425), (2780, 10125), (3375, 8340), (3475, 8100), (3750, 7506), (3753, 7500), (4050, 6950), (4170, 6750), (4500, 6255), (5004, 5625)]