771323488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{1103}}^1$

素因数の和:1208

約数の個数: 72

約数和(自身を含む): 1677733344

約数和(自身を除く): 906409856

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 164, 208, 328, 416, 533, 656, 1066, 1103, 1312, 1681, 2132, 2206, 3362, 4264, 4412, 6724, 8528, 8824, 13448, 14339, 17056, 17648, 21853, 26896, 28678, 35296, 43706, 45223, 53792, 57356, 87412, 90446, 114712, 174824, 180892, 229424, 349648, 361784, 458848, 587899, 699296, 723568, 1175798, 1447136, 1854143, 2351596, 3708286, 4703192, 7416572, 9406384, 14833144, 18812768, 24103859, 29666288, 48207718, 59332576, 96415436, 192830872, 385661744, 771323488]

約数ペア:

[(1, 771323488), (2, 385661744), (4, 192830872), (8, 96415436), (13, 59332576), (16, 48207718), (26, 29666288), (32, 24103859), (41, 18812768), (52, 14833144), (82, 9406384), (104, 7416572), (164, 4703192), (208, 3708286), (328, 2351596), (416, 1854143), (533, 1447136), (656, 1175798), (1066, 723568), (1103, 699296), (1312, 587899), (1681, 458848), (2132, 361784), (2206, 349648), (3362, 229424), (4264, 180892), (4412, 174824), (6724, 114712), (8528, 90446), (8824, 87412), (13448, 57356), (14339, 53792), (17056, 45223), (17648, 43706), (21853, 35296), (26896, 28678)]