71972768

素因数分解:

$2^5\times 7^2\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:454

約数の個数: 72

約数和(自身を含む): 166378212

約数和(自身を除く): 94405444

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 197, 224, 233, 392, 394, 466, 784, 788, 932, 1379, 1568, 1576, 1631, 1864, 2758, 3152, 3262, 3728, 5516, 6304, 6524, 7456, 9653, 11032, 11417, 13048, 19306, 22064, 22834, 26096, 38612, 44128, 45668, 45901, 52192, 77224, 91336, 91802, 154448, 182672, 183604, 308896, 321307, 365344, 367208, 642614, 734416, 1285228, 1468832, 2249149, 2570456, 4498298, 5140912, 8996596, 10281824, 17993192, 35986384, 71972768]

約数ペア:

[(1, 71972768), (2, 35986384), (4, 17993192), (7, 10281824), (8, 8996596), (14, 5140912), (16, 4498298), (28, 2570456), (32, 2249149), (49, 1468832), (56, 1285228), (98, 734416), (112, 642614), (196, 367208), (197, 365344), (224, 321307), (233, 308896), (392, 183604), (394, 182672), (466, 154448), (784, 91802), (788, 91336), (932, 77224), (1379, 52192), (1568, 45901), (1576, 45668), (1631, 44128), (1864, 38612), (2758, 26096), (3152, 22834), (3262, 22064), (3728, 19306), (5516, 13048), (6304, 11417), (6524, 11032), (7456, 9653)]