87239600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{4451}}^1$

素因数の和:4483

約数の個数: 90

約数和(自身を含む): 243867204

約数和(自身を除く): 156627604

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, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4451, 4900, 8902, 9800, 17804, 19600, 22255, 31157, 35608, 44510, 62314, 71216, 89020, 111275, 124628, 155785, 178040, 218099, 222550, 249256, 311570, 356080, 436198, 445100, 498512, 623140, 778925, 872396, 890200, 1090495, 1246280, 1557850, 1744792, 1780400, 2180990, 2492560, 3115700, 3489584, 4361980, 5452475, 6231400, 8723960, 10904950, 12462800, 17447920, 21809900, 43619800, 87239600]

約数ペア:

[(1, 87239600), (2, 43619800), (4, 21809900), (5, 17447920), (7, 12462800), (8, 10904950), (10, 8723960), (14, 6231400), (16, 5452475), (20, 4361980), (25, 3489584), (28, 3115700), (35, 2492560), (40, 2180990), (49, 1780400), (50, 1744792), (56, 1557850), (70, 1246280), (80, 1090495), (98, 890200), (100, 872396), (112, 778925), (140, 623140), (175, 498512), (196, 445100), (200, 436198), (245, 356080), (280, 311570), (350, 249256), (392, 222550), (400, 218099), (490, 178040), (560, 155785), (700, 124628), (784, 111275), (980, 89020), (1225, 71216), (1400, 62314), (1960, 44510), (2450, 35608), (2800, 31157), (3920, 22255), (4451, 19600), (4900, 17804), (8902, 9800)]