31706528

素因数分解:

$2^5\times 7^2\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:374

約数の個数: 72

約数和(自身を含む): 73874052

約数和(自身を除く): 42167524

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 73, 98, 112, 146, 196, 224, 277, 292, 392, 511, 554, 584, 784, 1022, 1108, 1168, 1568, 1939, 2044, 2216, 2336, 3577, 3878, 4088, 4432, 7154, 7756, 8176, 8864, 13573, 14308, 15512, 16352, 20221, 27146, 28616, 31024, 40442, 54292, 57232, 62048, 80884, 108584, 114464, 141547, 161768, 217168, 283094, 323536, 434336, 566188, 647072, 990829, 1132376, 1981658, 2264752, 3963316, 4529504, 7926632, 15853264, 31706528]

約数ペア:

[(1, 31706528), (2, 15853264), (4, 7926632), (7, 4529504), (8, 3963316), (14, 2264752), (16, 1981658), (28, 1132376), (32, 990829), (49, 647072), (56, 566188), (73, 434336), (98, 323536), (112, 283094), (146, 217168), (196, 161768), (224, 141547), (277, 114464), (292, 108584), (392, 80884), (511, 62048), (554, 57232), (584, 54292), (784, 40442), (1022, 31024), (1108, 28616), (1168, 27146), (1568, 20221), (1939, 16352), (2044, 15512), (2216, 14308), (2336, 13573), (3577, 8864), (3878, 8176), (4088, 7756), (4432, 7154)]