78320032

素因数分解:

$2^5\times 7^2\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:474

約数の個数: 72

約数和(自身を含む): 180986400

約数和(自身を除く): 102666368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 199, 224, 251, 392, 398, 502, 784, 796, 1004, 1393, 1568, 1592, 1757, 2008, 2786, 3184, 3514, 4016, 5572, 6368, 7028, 8032, 9751, 11144, 12299, 14056, 19502, 22288, 24598, 28112, 39004, 44576, 49196, 49949, 56224, 78008, 98392, 99898, 156016, 196784, 199796, 312032, 349643, 393568, 399592, 699286, 799184, 1398572, 1598368, 2447501, 2797144, 4895002, 5594288, 9790004, 11188576, 19580008, 39160016, 78320032]

約数ペア:

[(1, 78320032), (2, 39160016), (4, 19580008), (7, 11188576), (8, 9790004), (14, 5594288), (16, 4895002), (28, 2797144), (32, 2447501), (49, 1598368), (56, 1398572), (98, 799184), (112, 699286), (196, 399592), (199, 393568), (224, 349643), (251, 312032), (392, 199796), (398, 196784), (502, 156016), (784, 99898), (796, 98392), (1004, 78008), (1393, 56224), (1568, 49949), (1592, 49196), (1757, 44576), (2008, 39004), (2786, 28112), (3184, 24598), (3514, 22288), (4016, 19502), (5572, 14056), (6368, 12299), (7028, 11144), (8032, 9751)]