4090500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{101}}^1$

素因数の和:132

約数の個数: 120

約数和(自身を含む): 13477464

約数和(自身を除く): 9386964

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, 101, 108, 125, 135, 150, 162, 180, 202, 225, 250, 270, 300, 303, 324, 375, 404, 405, 450, 500, 505, 540, 606, 675, 750, 810, 900, 909, 1010, 1125, 1212, 1350, 1500, 1515, 1620, 1818, 2020, 2025, 2250, 2525, 2700, 2727, 3030, 3375, 3636, 4050, 4500, 4545, 5050, 5454, 6060, 6750, 7575, 8100, 8181, 9090, 10100, 10125, 10908, 12625, 13500, 13635, 15150, 16362, 18180, 20250, 22725, 25250, 27270, 30300, 32724, 37875, 40500, 40905, 45450, 50500, 54540, 68175, 75750, 81810, 90900, 113625, 136350, 151500, 163620, 204525, 227250, 272700, 340875, 409050, 454500, 681750, 818100, 1022625, 1363500, 2045250, 4090500]

約数ペア:

[(1, 4090500), (2, 2045250), (3, 1363500), (4, 1022625), (5, 818100), (6, 681750), (9, 454500), (10, 409050), (12, 340875), (15, 272700), (18, 227250), (20, 204525), (25, 163620), (27, 151500), (30, 136350), (36, 113625), (45, 90900), (50, 81810), (54, 75750), (60, 68175), (75, 54540), (81, 50500), (90, 45450), (100, 40905), (101, 40500), (108, 37875), (125, 32724), (135, 30300), (150, 27270), (162, 25250), (180, 22725), (202, 20250), (225, 18180), (250, 16362), (270, 15150), (300, 13635), (303, 13500), (324, 12625), (375, 10908), (404, 10125), (405, 10100), (450, 9090), (500, 8181), (505, 8100), (540, 7575), (606, 6750), (675, 6060), (750, 5454), (810, 5050), (900, 4545), (909, 4500), (1010, 4050), (1125, 3636), (1212, 3375), (1350, 3030), (1500, 2727), (1515, 2700), (1620, 2525), (1818, 2250), (2020, 2025)]