80084720

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7307}}^1$

素因数の和:7457

約数の個数: 40

約数和(自身を含む): 187581744

約数和(自身を除く): 107497024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 7307, 10960, 14614, 29228, 36535, 58456, 73070, 116912, 146140, 292280, 584560, 1001059, 2002118, 4004236, 5005295, 8008472, 10010590, 16016944, 20021180, 40042360, 80084720]

約数ペア:

[(1, 80084720), (2, 40042360), (4, 20021180), (5, 16016944), (8, 10010590), (10, 8008472), (16, 5005295), (20, 4004236), (40, 2002118), (80, 1001059), (137, 584560), (274, 292280), (548, 146140), (685, 116912), (1096, 73070), (1370, 58456), (2192, 36535), (2740, 29228), (5480, 14614), (7307, 10960)]