77663360

素因数分解:

$2^7\times 5^1\times {\mathrm{121349}}^1$

素因数の和:121368

約数の個数: 32

約数和(自身を含む): 185665500

約数和(自身を除く): 108002140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 121349, 242698, 485396, 606745, 970792, 1213490, 1941584, 2426980, 3883168, 4853960, 7766336, 9707920, 15532672, 19415840, 38831680, 77663360]

約数ペア:

[(1, 77663360), (2, 38831680), (4, 19415840), (5, 15532672), (8, 9707920), (10, 7766336), (16, 4853960), (20, 3883168), (32, 2426980), (40, 1941584), (64, 1213490), (80, 970792), (128, 606745), (160, 485396), (320, 242698), (640, 121349)]