813068701520

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{1012993}}^1$

素因数の和:1013212

約数の個数: 80

約数和(自身を含む): 1929388892160

約数和(自身を除く): 1116320190640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 127, 158, 254, 316, 395, 508, 632, 635, 790, 1016, 1264, 1270, 1580, 2032, 2540, 3160, 5080, 6320, 10033, 10160, 20066, 40132, 50165, 80264, 100330, 160528, 200660, 401320, 802640, 1012993, 2025986, 4051972, 5064965, 8103944, 10129930, 16207888, 20259860, 40519720, 80026447, 81039440, 128650111, 160052894, 257300222, 320105788, 400132235, 514600444, 640211576, 643250555, 800264470, 1029200888, 1280423152, 1286501110, 1600528940, 2058401776, 2573002220, 3201057880, 5146004440, 6402115760, 10163358769, 10292008880, 20326717538, 40653435076, 50816793845, 81306870152, 101633587690, 162613740304, 203267175380, 406534350760, 813068701520]

約数ペア:

[(1, 813068701520), (2, 406534350760), (4, 203267175380), (5, 162613740304), (8, 101633587690), (10, 81306870152), (16, 50816793845), (20, 40653435076), (40, 20326717538), (79, 10292008880), (80, 10163358769), (127, 6402115760), (158, 5146004440), (254, 3201057880), (316, 2573002220), (395, 2058401776), (508, 1600528940), (632, 1286501110), (635, 1280423152), (790, 1029200888), (1016, 800264470), (1264, 643250555), (1270, 640211576), (1580, 514600444), (2032, 400132235), (2540, 320105788), (3160, 257300222), (5080, 160052894), (6320, 128650111), (10033, 81039440), (10160, 80026447), (20066, 40519720), (40132, 20259860), (50165, 16207888), (80264, 10129930), (100330, 8103944), (160528, 5064965), (200660, 4051972), (401320, 2025986), (802640, 1012993)]