25840256

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 56677320

約数和(自身を除く): 30837064

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 293, 416, 424, 586, 689, 832, 848, 1172, 1378, 1664, 1696, 2344, 2756, 3392, 3809, 4688, 5512, 6784, 7618, 9376, 11024, 15236, 15529, 18752, 22048, 30472, 31058, 37504, 44096, 60944, 62116, 88192, 121888, 124232, 201877, 243776, 248464, 403754, 487552, 496928, 807508, 993856, 1615016, 1987712, 3230032, 6460064, 12920128, 25840256]

約数ペア:

[(1, 25840256), (2, 12920128), (4, 6460064), (8, 3230032), (13, 1987712), (16, 1615016), (26, 993856), (32, 807508), (52, 496928), (53, 487552), (64, 403754), (104, 248464), (106, 243776), (128, 201877), (208, 124232), (212, 121888), (293, 88192), (416, 62116), (424, 60944), (586, 44096), (689, 37504), (832, 31058), (848, 30472), (1172, 22048), (1378, 18752), (1664, 15529), (1696, 15236), (2344, 11024), (2756, 9376), (3392, 7618), (3809, 6784), (4688, 5512)]