76317500

素因数分解:

$2^2\times 5^4\times 7^3\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 120

約数和(自身を含む): 196812000

約数和(自身を除く): 120494500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 89, 98, 100, 125, 140, 175, 178, 196, 245, 250, 343, 350, 356, 445, 490, 500, 623, 625, 686, 700, 875, 890, 980, 1225, 1246, 1250, 1372, 1715, 1750, 1780, 2225, 2450, 2492, 2500, 3115, 3430, 3500, 4361, 4375, 4450, 4900, 6125, 6230, 6860, 8575, 8722, 8750, 8900, 11125, 12250, 12460, 15575, 17150, 17444, 17500, 21805, 22250, 24500, 30527, 30625, 31150, 34300, 42875, 43610, 44500, 55625, 61054, 61250, 62300, 77875, 85750, 87220, 109025, 111250, 122108, 122500, 152635, 155750, 171500, 214375, 218050, 222500, 305270, 311500, 389375, 428750, 436100, 545125, 610540, 763175, 778750, 857500, 1090250, 1526350, 1557500, 2180500, 2725625, 3052700, 3815875, 5451250, 7631750, 10902500, 15263500, 19079375, 38158750, 76317500]

約数ペア:

[(1, 76317500), (2, 38158750), (4, 19079375), (5, 15263500), (7, 10902500), (10, 7631750), (14, 5451250), (20, 3815875), (25, 3052700), (28, 2725625), (35, 2180500), (49, 1557500), (50, 1526350), (70, 1090250), (89, 857500), (98, 778750), (100, 763175), (125, 610540), (140, 545125), (175, 436100), (178, 428750), (196, 389375), (245, 311500), (250, 305270), (343, 222500), (350, 218050), (356, 214375), (445, 171500), (490, 155750), (500, 152635), (623, 122500), (625, 122108), (686, 111250), (700, 109025), (875, 87220), (890, 85750), (980, 77875), (1225, 62300), (1246, 61250), (1250, 61054), (1372, 55625), (1715, 44500), (1750, 43610), (1780, 42875), (2225, 34300), (2450, 31150), (2492, 30625), (2500, 30527), (3115, 24500), (3430, 22250), (3500, 21805), (4361, 17500), (4375, 17444), (4450, 17150), (4900, 15575), (6125, 12460), (6230, 12250), (6860, 11125), (8575, 8900), (8722, 8750)]