71657768

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{383}}^1$

素因数の和:666

約数の個数: 64

約数和(自身を含む): 166440960

約数和(自身を除く): 94783192

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 257, 364, 383, 514, 728, 766, 1028, 1532, 1799, 2056, 2681, 3064, 3341, 3598, 4979, 5362, 6682, 7196, 9958, 10724, 13364, 14392, 19916, 21448, 23387, 26728, 34853, 39832, 46774, 69706, 93548, 98431, 139412, 187096, 196862, 278824, 393724, 689017, 787448, 1279603, 1378034, 2559206, 2756068, 5118412, 5512136, 8957221, 10236824, 17914442, 35828884, 71657768]

約数ペア:

[(1, 71657768), (2, 35828884), (4, 17914442), (7, 10236824), (8, 8957221), (13, 5512136), (14, 5118412), (26, 2756068), (28, 2559206), (52, 1378034), (56, 1279603), (91, 787448), (104, 689017), (182, 393724), (257, 278824), (364, 196862), (383, 187096), (514, 139412), (728, 98431), (766, 93548), (1028, 69706), (1532, 46774), (1799, 39832), (2056, 34853), (2681, 26728), (3064, 23387), (3341, 21448), (3598, 19916), (4979, 14392), (5362, 13364), (6682, 10724), (7196, 9958)]