71281072

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{153623}}^1$

素因数の和:153660

約数の個数: 20

約数和(自身を含む): 142870320

約数和(自身を除く): 71589248

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 153623, 307246, 614492, 1228984, 2457968, 4455067, 8910134, 17820268, 35640536, 71281072]

約数ペア:

[(1, 71281072), (2, 35640536), (4, 17820268), (8, 8910134), (16, 4455067), (29, 2457968), (58, 1228984), (116, 614492), (232, 307246), (464, 153623)]