77264080

素因数分解:

$2^4\times 5^1\times {\mathrm{965801}}^1$

素因数の和:965814

約数の個数: 20

約数和(自身を含む): 179639172

約数和(自身を除く): 102375092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 965801, 1931602, 3863204, 4829005, 7726408, 9658010, 15452816, 19316020, 38632040, 77264080]

約数ペア:

[(1, 77264080), (2, 38632040), (4, 19316020), (5, 15452816), (8, 9658010), (10, 7726408), (16, 4829005), (20, 3863204), (40, 1931602), (80, 965801)]