49657720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2647}}^1$

素因数の和:2732

約数の個数: 64

約数和(自身を含む): 129646080

約数和(自身を除く): 79988360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2647, 2680, 3752, 4690, 5294, 9380, 10588, 13235, 18529, 18760, 21176, 26470, 37058, 52940, 74116, 92645, 105880, 148232, 177349, 185290, 354698, 370580, 709396, 741160, 886745, 1241443, 1418792, 1773490, 2482886, 3546980, 4965772, 6207215, 7093960, 9931544, 12414430, 24828860, 49657720]

約数ペア:

[(1, 49657720), (2, 24828860), (4, 12414430), (5, 9931544), (7, 7093960), (8, 6207215), (10, 4965772), (14, 3546980), (20, 2482886), (28, 1773490), (35, 1418792), (40, 1241443), (56, 886745), (67, 741160), (70, 709396), (134, 370580), (140, 354698), (268, 185290), (280, 177349), (335, 148232), (469, 105880), (536, 92645), (670, 74116), (938, 52940), (1340, 37058), (1876, 26470), (2345, 21176), (2647, 18760), (2680, 18529), (3752, 13235), (4690, 10588), (5294, 9380)]