25208456

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1117}}^1$

素因数の和:1174

約数の個数: 64

約数和(自身を含む): 60103680

約数和(自身を除く): 34895224

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1117, 1612, 1736, 2234, 2821, 3224, 4468, 5642, 7819, 8936, 11284, 14521, 15638, 22568, 29042, 31276, 34627, 58084, 62552, 69254, 101647, 116168, 138508, 203294, 242389, 277016, 406588, 450151, 484778, 813176, 900302, 969556, 1800604, 1939112, 3151057, 3601208, 6302114, 12604228, 25208456]

約数ペア:

[(1, 25208456), (2, 12604228), (4, 6302114), (7, 3601208), (8, 3151057), (13, 1939112), (14, 1800604), (26, 969556), (28, 900302), (31, 813176), (52, 484778), (56, 450151), (62, 406588), (91, 277016), (104, 242389), (124, 203294), (182, 138508), (217, 116168), (248, 101647), (364, 69254), (403, 62552), (434, 58084), (728, 34627), (806, 31276), (868, 29042), (1117, 22568), (1612, 15638), (1736, 14521), (2234, 11284), (2821, 8936), (3224, 7819), (4468, 5642)]