71780584

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{133919}}^1$

素因数の和:133992

約数の個数: 16

約数和(自身を含む): 136598400

約数和(自身を除く): 64817816

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 133919, 267838, 535676, 1071352, 8972573, 17945146, 35890292, 71780584]

約数ペア:

[(1, 71780584), (2, 35890292), (4, 17945146), (8, 8972573), (67, 1071352), (134, 535676), (268, 267838), (536, 133919)]