71496964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 160876800

約数和(自身を除く): 89379836

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 121, 154, 188, 242, 308, 329, 449, 484, 517, 658, 847, 898, 1034, 1316, 1694, 1796, 2068, 3143, 3388, 3619, 4939, 5687, 6286, 7238, 9878, 11374, 12572, 14476, 19756, 21103, 22748, 34573, 39809, 42206, 54329, 69146, 79618, 84412, 108658, 138292, 147721, 159236, 217316, 232133, 295442, 380303, 464266, 590884, 760606, 928532, 1521212, 1624931, 2553463, 3249862, 5106926, 6499724, 10213852, 17874241, 35748482, 71496964]

約数ペア:

[(1, 71496964), (2, 35748482), (4, 17874241), (7, 10213852), (11, 6499724), (14, 5106926), (22, 3249862), (28, 2553463), (44, 1624931), (47, 1521212), (77, 928532), (94, 760606), (121, 590884), (154, 464266), (188, 380303), (242, 295442), (308, 232133), (329, 217316), (449, 159236), (484, 147721), (517, 138292), (658, 108658), (847, 84412), (898, 79618), (1034, 69146), (1316, 54329), (1694, 42206), (1796, 39809), (2068, 34573), (3143, 22748), (3388, 21103), (3619, 19756), (4939, 14476), (5687, 12572), (6286, 11374), (7238, 9878)]