8957200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{457}}^1$

素因数の和:489

約数の個数: 90

約数和(自身を含む): 25087866

約数和(自身を除く): 16130666

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 457, 490, 560, 700, 784, 914, 980, 1225, 1400, 1828, 1960, 2285, 2450, 2800, 3199, 3656, 3920, 4570, 4900, 6398, 7312, 9140, 9800, 11425, 12796, 15995, 18280, 19600, 22393, 22850, 25592, 31990, 36560, 44786, 45700, 51184, 63980, 79975, 89572, 91400, 111965, 127960, 159950, 179144, 182800, 223930, 255920, 319900, 358288, 447860, 559825, 639800, 895720, 1119650, 1279600, 1791440, 2239300, 4478600, 8957200]

約数ペア:

[(1, 8957200), (2, 4478600), (4, 2239300), (5, 1791440), (7, 1279600), (8, 1119650), (10, 895720), (14, 639800), (16, 559825), (20, 447860), (25, 358288), (28, 319900), (35, 255920), (40, 223930), (49, 182800), (50, 179144), (56, 159950), (70, 127960), (80, 111965), (98, 91400), (100, 89572), (112, 79975), (140, 63980), (175, 51184), (196, 45700), (200, 44786), (245, 36560), (280, 31990), (350, 25592), (392, 22850), (400, 22393), (457, 19600), (490, 18280), (560, 15995), (700, 12796), (784, 11425), (914, 9800), (980, 9140), (1225, 7312), (1400, 6398), (1828, 4900), (1960, 4570), (2285, 3920), (2450, 3656), (2800, 3199)]