80720024

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2221}}^1$

素因数の和:2304

約数の個数: 64

約数和(自身を含む): 191980800

約数和(自身を除く): 111260776

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 59, 77, 88, 118, 154, 236, 308, 413, 472, 616, 649, 826, 1298, 1652, 2221, 2596, 3304, 4442, 4543, 5192, 8884, 9086, 15547, 17768, 18172, 24431, 31094, 36344, 48862, 62188, 97724, 124376, 131039, 171017, 195448, 262078, 342034, 524156, 684068, 917273, 1048312, 1368136, 1441429, 1834546, 2882858, 3669092, 5765716, 7338184, 10090003, 11531432, 20180006, 40360012, 80720024]

約数ペア:

[(1, 80720024), (2, 40360012), (4, 20180006), (7, 11531432), (8, 10090003), (11, 7338184), (14, 5765716), (22, 3669092), (28, 2882858), (44, 1834546), (56, 1441429), (59, 1368136), (77, 1048312), (88, 917273), (118, 684068), (154, 524156), (236, 342034), (308, 262078), (413, 195448), (472, 171017), (616, 131039), (649, 124376), (826, 97724), (1298, 62188), (1652, 48862), (2221, 36344), (2596, 31094), (3304, 24431), (4442, 18172), (4543, 17768), (5192, 15547), (8884, 9086)]