200042080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{178609}}^1$

素因数の和:178631

約数の個数: 48

約数和(自身を含む): 540116640

約数和(自身を除く): 340074560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 178609, 357218, 714436, 893045, 1250263, 1428872, 1786090, 2500526, 2857744, 3572180, 5001052, 5715488, 6251315, 7144360, 10002104, 12502630, 14288720, 20004208, 25005260, 28577440, 40008416, 50010520, 100021040, 200042080]

約数ペア:

[(1, 200042080), (2, 100021040), (4, 50010520), (5, 40008416), (7, 28577440), (8, 25005260), (10, 20004208), (14, 14288720), (16, 12502630), (20, 10002104), (28, 7144360), (32, 6251315), (35, 5715488), (40, 5001052), (56, 3572180), (70, 2857744), (80, 2500526), (112, 1786090), (140, 1428872), (160, 1250263), (224, 893045), (280, 714436), (560, 357218), (1120, 178609)]