128742950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4133}}^1$

素因数の和:4241

約数の個数: 48

約数和(自身を含む): 276812640

約数和(自身を除く): 148069690

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 89, 175, 178, 350, 445, 623, 890, 1246, 2225, 3115, 4133, 4450, 6230, 8266, 15575, 20665, 28931, 31150, 41330, 57862, 103325, 144655, 206650, 289310, 367837, 723275, 735674, 1446550, 1839185, 2574859, 3678370, 5149718, 9195925, 12874295, 18391850, 25748590, 64371475, 128742950]

約数ペア:

[(1, 128742950), (2, 64371475), (5, 25748590), (7, 18391850), (10, 12874295), (14, 9195925), (25, 5149718), (35, 3678370), (50, 2574859), (70, 1839185), (89, 1446550), (175, 735674), (178, 723275), (350, 367837), (445, 289310), (623, 206650), (890, 144655), (1246, 103325), (2225, 57862), (3115, 41330), (4133, 31150), (4450, 28931), (6230, 20665), (8266, 15575)]