452800720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1087}}^1$

素因数の和:1268

約数の個数: 80

約数和(自身を含む): 1087930368

約数和(自身を除く): 635129648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 127, 164, 205, 254, 328, 410, 508, 635, 656, 820, 1016, 1087, 1270, 1640, 2032, 2174, 2540, 3280, 4348, 5080, 5207, 5435, 8696, 10160, 10414, 10870, 17392, 20828, 21740, 26035, 41656, 43480, 44567, 52070, 83312, 86960, 89134, 104140, 138049, 178268, 208280, 222835, 276098, 356536, 416560, 445670, 552196, 690245, 713072, 891340, 1104392, 1380490, 1782680, 2208784, 2760980, 3565360, 5521960, 5660009, 11043920, 11320018, 22640036, 28300045, 45280072, 56600090, 90560144, 113200180, 226400360, 452800720]

約数ペア:

[(1, 452800720), (2, 226400360), (4, 113200180), (5, 90560144), (8, 56600090), (10, 45280072), (16, 28300045), (20, 22640036), (40, 11320018), (41, 11043920), (80, 5660009), (82, 5521960), (127, 3565360), (164, 2760980), (205, 2208784), (254, 1782680), (328, 1380490), (410, 1104392), (508, 891340), (635, 713072), (656, 690245), (820, 552196), (1016, 445670), (1087, 416560), (1270, 356536), (1640, 276098), (2032, 222835), (2174, 208280), (2540, 178268), (3280, 138049), (4348, 104140), (5080, 89134), (5207, 86960), (5435, 83312), (8696, 52070), (10160, 44567), (10414, 43480), (10870, 41656), (17392, 26035), (20828, 21740)]