13251019840

素因数分解:

$2^6\times 5^1\times {\mathrm{41409437}}^1$

素因数の和:41409454

約数の個数: 28

約数和(自身を含む): 31553991756

約数和(自身を除く): 18302971916

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 41409437, 82818874, 165637748, 207047185, 331275496, 414094370, 662550992, 828188740, 1325101984, 1656377480, 2650203968, 3312754960, 6625509920, 13251019840]

約数ペア:

[(1, 13251019840), (2, 6625509920), (4, 3312754960), (5, 2650203968), (8, 1656377480), (10, 1325101984), (16, 828188740), (20, 662550992), (32, 414094370), (40, 331275496), (64, 207047185), (80, 165637748), (160, 82818874), (320, 41409437)]