77440280

素因数分解:

$2^3\times 5^1\times {\mathrm{827}}^1\times {\mathrm{2341}}^1$

素因数の和:3179

約数の個数: 32

約数和(自身を含む): 174525840

約数和(自身を除く): 97085560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 827, 1654, 2341, 3308, 4135, 4682, 6616, 8270, 9364, 11705, 16540, 18728, 23410, 33080, 46820, 93640, 1936007, 3872014, 7744028, 9680035, 15488056, 19360070, 38720140, 77440280]

約数ペア:

[(1, 77440280), (2, 38720140), (4, 19360070), (5, 15488056), (8, 9680035), (10, 7744028), (20, 3872014), (40, 1936007), (827, 93640), (1654, 46820), (2341, 33080), (3308, 23410), (4135, 18728), (4682, 16540), (6616, 11705), (8270, 9364)]