30527000

素因数分解:

$2^3\times 5^3\times 7^3\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 128

約数和(自身を含む): 84240000

約数和(自身を除く): 53713000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 89, 98, 100, 125, 140, 175, 178, 196, 200, 245, 250, 280, 343, 350, 356, 392, 445, 490, 500, 623, 686, 700, 712, 875, 890, 980, 1000, 1225, 1246, 1372, 1400, 1715, 1750, 1780, 1960, 2225, 2450, 2492, 2744, 3115, 3430, 3500, 3560, 4361, 4450, 4900, 4984, 6125, 6230, 6860, 7000, 8575, 8722, 8900, 9800, 11125, 12250, 12460, 13720, 15575, 17150, 17444, 17800, 21805, 22250, 24500, 24920, 30527, 31150, 34300, 34888, 42875, 43610, 44500, 49000, 61054, 62300, 68600, 77875, 85750, 87220, 89000, 109025, 122108, 124600, 152635, 155750, 171500, 174440, 218050, 244216, 305270, 311500, 343000, 436100, 545125, 610540, 623000, 763175, 872200, 1090250, 1221080, 1526350, 2180500, 3052700, 3815875, 4361000, 6105400, 7631750, 15263500, 30527000]

約数ペア:

[(1, 30527000), (2, 15263500), (4, 7631750), (5, 6105400), (7, 4361000), (8, 3815875), (10, 3052700), (14, 2180500), (20, 1526350), (25, 1221080), (28, 1090250), (35, 872200), (40, 763175), (49, 623000), (50, 610540), (56, 545125), (70, 436100), (89, 343000), (98, 311500), (100, 305270), (125, 244216), (140, 218050), (175, 174440), (178, 171500), (196, 155750), (200, 152635), (245, 124600), (250, 122108), (280, 109025), (343, 89000), (350, 87220), (356, 85750), (392, 77875), (445, 68600), (490, 62300), (500, 61054), (623, 49000), (686, 44500), (700, 43610), (712, 42875), (875, 34888), (890, 34300), (980, 31150), (1000, 30527), (1225, 24920), (1246, 24500), (1372, 22250), (1400, 21805), (1715, 17800), (1750, 17444), (1780, 17150), (1960, 15575), (2225, 13720), (2450, 12460), (2492, 12250), (2744, 11125), (3115, 9800), (3430, 8900), (3500, 8722), (3560, 8575), (4361, 7000), (4450, 6860), (4900, 6230), (4984, 6125)]