25376704

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:581

約数の個数: 56

約数和(自身を含む): 54406800

約数和(自身を除く): 29030096

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 152, 164, 304, 328, 509, 608, 656, 779, 1018, 1216, 1312, 1558, 2036, 2624, 3116, 4072, 6232, 8144, 9671, 12464, 16288, 19342, 20869, 24928, 32576, 38684, 41738, 49856, 77368, 83476, 154736, 166952, 309472, 333904, 396511, 618944, 667808, 793022, 1335616, 1586044, 3172088, 6344176, 12688352, 25376704]

約数ペア:

[(1, 25376704), (2, 12688352), (4, 6344176), (8, 3172088), (16, 1586044), (19, 1335616), (32, 793022), (38, 667808), (41, 618944), (64, 396511), (76, 333904), (82, 309472), (152, 166952), (164, 154736), (304, 83476), (328, 77368), (509, 49856), (608, 41738), (656, 38684), (779, 32576), (1018, 24928), (1216, 20869), (1312, 19342), (1558, 16288), (2036, 12464), (2624, 9671), (3116, 8144), (4072, 6232)]