131696004680

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{11885921}}^1$

素因数の和:11886209

約数の個数: 32

約数和(自身を含む): 297385768440

約数和(自身を除く): 165689763760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 11080, 11885921, 23771842, 47543684, 59429605, 95087368, 118859210, 237718420, 475436840, 3292400117, 6584800234, 13169600468, 16462000585, 26339200936, 32924001170, 65848002340, 131696004680]

約数ペア:

[(1, 131696004680), (2, 65848002340), (4, 32924001170), (5, 26339200936), (8, 16462000585), (10, 13169600468), (20, 6584800234), (40, 3292400117), (277, 475436840), (554, 237718420), (1108, 118859210), (1385, 95087368), (2216, 59429605), (2770, 47543684), (5540, 23771842), (11080, 11885921)]