217420806928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{125621}}^1$

素因数の和:125852

約数の個数: 80

約数和(自身を含む): 465164196336

約数和(自身を除く): 247743389408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 157, 208, 212, 314, 424, 628, 689, 848, 1256, 1378, 2041, 2512, 2756, 4082, 5512, 8164, 8321, 11024, 16328, 16642, 32656, 33284, 66568, 108173, 125621, 133136, 216346, 251242, 432692, 502484, 865384, 1004968, 1633073, 1730768, 2009936, 3266146, 6532292, 6657913, 13064584, 13315826, 19722497, 26129168, 26631652, 39444994, 53263304, 78889988, 86552869, 106526608, 157779976, 173105738, 256392461, 315559952, 346211476, 512784922, 692422952, 1025569844, 1045292341, 1384845904, 2051139688, 2090584682, 4102279376, 4181169364, 8362338728, 13588800433, 16724677456, 27177600866, 54355201732, 108710403464, 217420806928]

約数ペア:

[(1, 217420806928), (2, 108710403464), (4, 54355201732), (8, 27177600866), (13, 16724677456), (16, 13588800433), (26, 8362338728), (52, 4181169364), (53, 4102279376), (104, 2090584682), (106, 2051139688), (157, 1384845904), (208, 1045292341), (212, 1025569844), (314, 692422952), (424, 512784922), (628, 346211476), (689, 315559952), (848, 256392461), (1256, 173105738), (1378, 157779976), (2041, 106526608), (2512, 86552869), (2756, 78889988), (4082, 53263304), (5512, 39444994), (8164, 26631652), (8321, 26129168), (11024, 19722497), (16328, 13315826), (16642, 13064584), (32656, 6657913), (33284, 6532292), (66568, 3266146), (108173, 2009936), (125621, 1730768), (133136, 1633073), (216346, 1004968), (251242, 865384), (432692, 502484)]