80978055

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13807}}^1$

素因数の和:13855

約数の個数: 32

約数和(自身を含む): 143161344

約数和(自身を除く): 62183289

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 13807, 41421, 69035, 207105, 234719, 317561, 704157, 952683, 1173595, 1587805, 3520785, 4763415, 5398537, 16195611, 26992685, 80978055]

約数ペア:

[(1, 80978055), (3, 26992685), (5, 16195611), (15, 5398537), (17, 4763415), (23, 3520785), (51, 1587805), (69, 1173595), (85, 952683), (115, 704157), (255, 317561), (345, 234719), (391, 207105), (1173, 69035), (1955, 41421), (5865, 13807)]