71454260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{353}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 156114000

約数和(自身を除く): 84659740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 349, 353, 580, 698, 706, 1396, 1412, 1745, 1765, 3490, 3530, 6980, 7060, 10121, 10237, 20242, 20474, 40484, 40948, 50605, 51185, 101210, 102370, 123197, 202420, 204740, 246394, 492788, 615985, 1231970, 2463940, 3572713, 7145426, 14290852, 17863565, 35727130, 71454260]

約数ペア:

[(1, 71454260), (2, 35727130), (4, 17863565), (5, 14290852), (10, 7145426), (20, 3572713), (29, 2463940), (58, 1231970), (116, 615985), (145, 492788), (290, 246394), (349, 204740), (353, 202420), (580, 123197), (698, 102370), (706, 101210), (1396, 51185), (1412, 50605), (1745, 40948), (1765, 40484), (3490, 20474), (3530, 20242), (6980, 10237), (7060, 10121)]