25714624

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1053

約数の個数: 56

約数和(自身を含む): 56782208

約数和(自身を除く): 31067584

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 806, 832, 992, 997, 1612, 1984, 1994, 3224, 3988, 6448, 7976, 12896, 12961, 15952, 25792, 25922, 30907, 31904, 51844, 61814, 63808, 103688, 123628, 207376, 247256, 401791, 414752, 494512, 803582, 829504, 989024, 1607164, 1978048, 3214328, 6428656, 12857312, 25714624]

約数ペア:

[(1, 25714624), (2, 12857312), (4, 6428656), (8, 3214328), (13, 1978048), (16, 1607164), (26, 989024), (31, 829504), (32, 803582), (52, 494512), (62, 414752), (64, 401791), (104, 247256), (124, 207376), (208, 123628), (248, 103688), (403, 63808), (416, 61814), (496, 51844), (806, 31904), (832, 30907), (992, 25922), (997, 25792), (1612, 15952), (1984, 12961), (1994, 12896), (3224, 7976), (3988, 6448)]