71638784

素因数分解:

$2^8\times 7^2\times {\mathrm{5711}}^1$

素因数の和:5741

約数の個数: 54

約数和(自身を含む): 166373424

約数和(自身を除く): 94734640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 5711, 6272, 11422, 12544, 22844, 39977, 45688, 79954, 91376, 159908, 182752, 279839, 319816, 365504, 559678, 639632, 731008, 1119356, 1279264, 1462016, 2238712, 2558528, 4477424, 5117056, 8954848, 10234112, 17909696, 35819392, 71638784]

約数ペア:

[(1, 71638784), (2, 35819392), (4, 17909696), (7, 10234112), (8, 8954848), (14, 5117056), (16, 4477424), (28, 2558528), (32, 2238712), (49, 1462016), (56, 1279264), (64, 1119356), (98, 731008), (112, 639632), (128, 559678), (196, 365504), (224, 319816), (256, 279839), (392, 182752), (448, 159908), (784, 91376), (896, 79954), (1568, 45688), (1792, 39977), (3136, 22844), (5711, 12544), (6272, 11422)]