77205208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 158630400

約数和(自身を除く): 81425192

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 101, 107, 152, 188, 202, 214, 376, 404, 428, 808, 856, 893, 1786, 1919, 2033, 3572, 3838, 4066, 4747, 5029, 7144, 7676, 8132, 9494, 10058, 10807, 15352, 16264, 18988, 20116, 21614, 37976, 40232, 43228, 86456, 90193, 95551, 180386, 191102, 205333, 360772, 382204, 410666, 507929, 721544, 764408, 821332, 1015858, 1642664, 2031716, 4063432, 9650651, 19301302, 38602604, 77205208]

約数ペア:

[(1, 77205208), (2, 38602604), (4, 19301302), (8, 9650651), (19, 4063432), (38, 2031716), (47, 1642664), (76, 1015858), (94, 821332), (101, 764408), (107, 721544), (152, 507929), (188, 410666), (202, 382204), (214, 360772), (376, 205333), (404, 191102), (428, 180386), (808, 95551), (856, 90193), (893, 86456), (1786, 43228), (1919, 40232), (2033, 37976), (3572, 21614), (3838, 20116), (4066, 18988), (4747, 16264), (5029, 15352), (7144, 10807), (7676, 10058), (8132, 9494)]