25919192

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 55449000

約数和(自身を除く): 29529808

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1009, 1352, 1976, 2018, 3211, 4036, 6422, 8072, 12844, 13117, 19171, 25688, 26234, 38342, 52468, 76684, 104936, 153368, 170521, 249223, 341042, 498446, 682084, 996892, 1364168, 1993784, 3239899, 6479798, 12959596, 25919192]

約数ペア:

[(1, 25919192), (2, 12959596), (4, 6479798), (8, 3239899), (13, 1993784), (19, 1364168), (26, 996892), (38, 682084), (52, 498446), (76, 341042), (104, 249223), (152, 170521), (169, 153368), (247, 104936), (338, 76684), (494, 52468), (676, 38342), (988, 26234), (1009, 25688), (1352, 19171), (1976, 13117), (2018, 12844), (3211, 8072), (4036, 6422)]