89572000

素因数分解:

$2^5\times 5^3\times 7^2\times {\mathrm{457}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 256569768

約数和(自身を除く): 166997768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 224, 245, 250, 280, 350, 392, 400, 457, 490, 500, 560, 700, 784, 800, 875, 914, 980, 1000, 1120, 1225, 1400, 1568, 1750, 1828, 1960, 2000, 2285, 2450, 2800, 3199, 3500, 3656, 3920, 4000, 4570, 4900, 5600, 6125, 6398, 7000, 7312, 7840, 9140, 9800, 11425, 12250, 12796, 14000, 14624, 15995, 18280, 19600, 22393, 22850, 24500, 25592, 28000, 31990, 36560, 39200, 44786, 45700, 49000, 51184, 57125, 63980, 73120, 79975, 89572, 91400, 98000, 102368, 111965, 114250, 127960, 159950, 179144, 182800, 196000, 223930, 228500, 255920, 319900, 358288, 365600, 399875, 447860, 457000, 511840, 559825, 639800, 716576, 799750, 895720, 914000, 1119650, 1279600, 1599500, 1791440, 1828000, 2239300, 2559200, 2799125, 3199000, 3582880, 4478600, 5598250, 6398000, 8957200, 11196500, 12796000, 17914400, 22393000, 44786000, 89572000]

約数ペア:

[(1, 89572000), (2, 44786000), (4, 22393000), (5, 17914400), (7, 12796000), (8, 11196500), (10, 8957200), (14, 6398000), (16, 5598250), (20, 4478600), (25, 3582880), (28, 3199000), (32, 2799125), (35, 2559200), (40, 2239300), (49, 1828000), (50, 1791440), (56, 1599500), (70, 1279600), (80, 1119650), (98, 914000), (100, 895720), (112, 799750), (125, 716576), (140, 639800), (160, 559825), (175, 511840), (196, 457000), (200, 447860), (224, 399875), (245, 365600), (250, 358288), (280, 319900), (350, 255920), (392, 228500), (400, 223930), (457, 196000), (490, 182800), (500, 179144), (560, 159950), (700, 127960), (784, 114250), (800, 111965), (875, 102368), (914, 98000), (980, 91400), (1000, 89572), (1120, 79975), (1225, 73120), (1400, 63980), (1568, 57125), (1750, 51184), (1828, 49000), (1960, 45700), (2000, 44786), (2285, 39200), (2450, 36560), (2800, 31990), (3199, 28000), (3500, 25592), (3656, 24500), (3920, 22850), (4000, 22393), (4570, 19600), (4900, 18280), (5600, 15995), (6125, 14624), (6398, 14000), (7000, 12796), (7312, 12250), (7840, 11425), (9140, 9800)]