25677008

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3229}}^1$

素因数の和:3315

約数の個数: 40

約数和(自身を含む): 57674880

約数和(自身を除く): 31997872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3229, 3976, 6458, 7952, 12916, 22603, 25832, 45206, 51664, 90412, 180824, 229259, 361648, 458518, 917036, 1604813, 1834072, 3209626, 3668144, 6419252, 12838504, 25677008]

約数ペア:

[(1, 25677008), (2, 12838504), (4, 6419252), (7, 3668144), (8, 3209626), (14, 1834072), (16, 1604813), (28, 917036), (56, 458518), (71, 361648), (112, 229259), (142, 180824), (284, 90412), (497, 51664), (568, 45206), (994, 25832), (1136, 22603), (1988, 12916), (3229, 7952), (3976, 6458)]