67819780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5443}}^1$

素因数の和:5548

約数の個数: 48

約数和(自身を含む): 164626560

約数和(自身を除く): 96806780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 5443, 6230, 10886, 12460, 21772, 27215, 38101, 54430, 76202, 108860, 152404, 190505, 381010, 484427, 762020, 968854, 1937708, 2422135, 3390989, 4844270, 6781978, 9688540, 13563956, 16954945, 33909890, 67819780]

約数ペア:

[(1, 67819780), (2, 33909890), (4, 16954945), (5, 13563956), (7, 9688540), (10, 6781978), (14, 4844270), (20, 3390989), (28, 2422135), (35, 1937708), (70, 968854), (89, 762020), (140, 484427), (178, 381010), (356, 190505), (445, 152404), (623, 108860), (890, 76202), (1246, 54430), (1780, 38101), (2492, 27215), (3115, 21772), (5443, 12460), (6230, 10886)]