89917480

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{14887}}^1$

素因数の和:15049

約数の個数: 32

約数和(自身を含む): 203667840

約数和(自身を除く): 113750360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 14887, 29774, 59548, 74435, 119096, 148870, 297740, 595480, 2247937, 4495874, 8991748, 11239685, 17983496, 22479370, 44958740, 89917480]

約数ペア:

[(1, 89917480), (2, 44958740), (4, 22479370), (5, 17983496), (8, 11239685), (10, 8991748), (20, 4495874), (40, 2247937), (151, 595480), (302, 297740), (604, 148870), (755, 119096), (1208, 74435), (1510, 59548), (3020, 29774), (6040, 14887)]