77531120

素因数分解:

$2^4\times 5^1\times {\mathrm{969139}}^1$

素因数の和:969152

約数の個数: 20

約数和(自身を含む): 180260040

約数和(自身を除く): 102728920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 969139, 1938278, 3876556, 4845695, 7753112, 9691390, 15506224, 19382780, 38765560, 77531120]

約数ペア:

[(1, 77531120), (2, 38765560), (4, 19382780), (5, 15506224), (8, 9691390), (10, 7753112), (16, 4845695), (20, 3876556), (40, 1938278), (80, 969139)]