9989201616

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1\times {\mathrm{5281}}^1$

素因数の和:5700

約数の個数: 80

約数和(自身を含む): 26078205888

約数和(自身を除く): 16089004272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 251, 314, 471, 502, 628, 753, 942, 1004, 1256, 1506, 1884, 2008, 2512, 3012, 3768, 4016, 5281, 6024, 7536, 10562, 12048, 15843, 21124, 31686, 39407, 42248, 63372, 78814, 84496, 118221, 126744, 157628, 236442, 253488, 315256, 472884, 630512, 829117, 945768, 1325531, 1658234, 1891536, 2487351, 2651062, 3316468, 3976593, 4974702, 5302124, 6632936, 7953186, 9949404, 10604248, 13265872, 15906372, 19898808, 21208496, 31812744, 39797616, 63625488, 208108367, 416216734, 624325101, 832433468, 1248650202, 1664866936, 2497300404, 3329733872, 4994600808, 9989201616]

約数ペア:

[(1, 9989201616), (2, 4994600808), (3, 3329733872), (4, 2497300404), (6, 1664866936), (8, 1248650202), (12, 832433468), (16, 624325101), (24, 416216734), (48, 208108367), (157, 63625488), (251, 39797616), (314, 31812744), (471, 21208496), (502, 19898808), (628, 15906372), (753, 13265872), (942, 10604248), (1004, 9949404), (1256, 7953186), (1506, 6632936), (1884, 5302124), (2008, 4974702), (2512, 3976593), (3012, 3316468), (3768, 2651062), (4016, 2487351), (5281, 1891536), (6024, 1658234), (7536, 1325531), (10562, 945768), (12048, 829117), (15843, 630512), (21124, 472884), (31686, 315256), (39407, 253488), (42248, 236442), (63372, 157628), (78814, 126744), (84496, 118221)]