1450400

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{37}}^1$

素因数の和:71

約数の個数: 108

約数和(自身を含む): 4230198

約数和(自身を除く): 2779798

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 49, 50, 56, 70, 74, 80, 98, 100, 112, 140, 148, 160, 175, 185, 196, 200, 224, 245, 259, 280, 296, 350, 370, 392, 400, 490, 518, 560, 592, 700, 740, 784, 800, 925, 980, 1036, 1120, 1184, 1225, 1295, 1400, 1480, 1568, 1813, 1850, 1960, 2072, 2450, 2590, 2800, 2960, 3626, 3700, 3920, 4144, 4900, 5180, 5600, 5920, 6475, 7252, 7400, 7840, 8288, 9065, 9800, 10360, 12950, 14504, 14800, 18130, 19600, 20720, 25900, 29008, 29600, 36260, 39200, 41440, 45325, 51800, 58016, 72520, 90650, 103600, 145040, 181300, 207200, 290080, 362600, 725200, 1450400]

約数ペア:

[(1, 1450400), (2, 725200), (4, 362600), (5, 290080), (7, 207200), (8, 181300), (10, 145040), (14, 103600), (16, 90650), (20, 72520), (25, 58016), (28, 51800), (32, 45325), (35, 41440), (37, 39200), (40, 36260), (49, 29600), (50, 29008), (56, 25900), (70, 20720), (74, 19600), (80, 18130), (98, 14800), (100, 14504), (112, 12950), (140, 10360), (148, 9800), (160, 9065), (175, 8288), (185, 7840), (196, 7400), (200, 7252), (224, 6475), (245, 5920), (259, 5600), (280, 5180), (296, 4900), (350, 4144), (370, 3920), (392, 3700), (400, 3626), (490, 2960), (518, 2800), (560, 2590), (592, 2450), (700, 2072), (740, 1960), (784, 1850), (800, 1813), (925, 1568), (980, 1480), (1036, 1400), (1120, 1295), (1184, 1225)]