31359104

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1181

約数の個数: 64

約数和(自身を含む): 73766400

約数和(自身を除く): 42407296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1129, 1736, 1984, 2258, 3472, 3968, 4516, 6944, 7903, 9032, 13888, 15806, 18064, 27776, 31612, 34999, 36128, 63224, 69998, 72256, 126448, 139996, 144512, 244993, 252896, 279992, 489986, 505792, 559984, 979972, 1011584, 1119968, 1959944, 2239936, 3919888, 4479872, 7839776, 15679552, 31359104]

約数ペア:

[(1, 31359104), (2, 15679552), (4, 7839776), (7, 4479872), (8, 3919888), (14, 2239936), (16, 1959944), (28, 1119968), (31, 1011584), (32, 979972), (56, 559984), (62, 505792), (64, 489986), (112, 279992), (124, 252896), (128, 244993), (217, 144512), (224, 139996), (248, 126448), (434, 72256), (448, 69998), (496, 63224), (868, 36128), (896, 34999), (992, 31612), (1129, 27776), (1736, 18064), (1984, 15806), (2258, 13888), (3472, 9032), (3968, 7903), (4516, 6944)]