77289040

素因数分解:

$2^4\times 5^1\times {\mathrm{966113}}^1$

素因数の和:966126

約数の個数: 20

約数和(自身を含む): 179697204

約数和(自身を除く): 102408164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 966113, 1932226, 3864452, 4830565, 7728904, 9661130, 15457808, 19322260, 38644520, 77289040]

約数ペア:

[(1, 77289040), (2, 38644520), (4, 19322260), (5, 15457808), (8, 9661130), (10, 7728904), (16, 4830565), (20, 3864452), (40, 1932226), (80, 966113)]