25001168

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:375

約数の個数: 40

約数和(自身を含む): 49762440

約数和(自身を除く): 24761272

約数列:

[1, 2, 4, 8, 16, 89, 97, 178, 181, 194, 356, 362, 388, 712, 724, 776, 1424, 1448, 1552, 2896, 8633, 16109, 17266, 17557, 32218, 34532, 35114, 64436, 69064, 70228, 128872, 138128, 140456, 257744, 280912, 1562573, 3125146, 6250292, 12500584, 25001168]

約数ペア:

[(1, 25001168), (2, 12500584), (4, 6250292), (8, 3125146), (16, 1562573), (89, 280912), (97, 257744), (178, 140456), (181, 138128), (194, 128872), (356, 70228), (362, 69064), (388, 64436), (712, 35114), (724, 34532), (776, 32218), (1424, 17557), (1448, 17266), (1552, 16109), (2896, 8633)]