25430504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 30556696

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 89, 136, 178, 187, 191, 356, 374, 382, 712, 748, 764, 979, 1496, 1513, 1528, 1958, 2101, 3026, 3247, 3916, 4202, 6052, 6494, 7832, 8404, 12104, 12988, 16643, 16808, 16999, 25976, 33286, 33998, 35717, 66572, 67996, 71434, 133144, 135992, 142868, 186989, 285736, 288983, 373978, 577966, 747956, 1155932, 1495912, 2311864, 3178813, 6357626, 12715252, 25430504]

約数ペア:

[(1, 25430504), (2, 12715252), (4, 6357626), (8, 3178813), (11, 2311864), (17, 1495912), (22, 1155932), (34, 747956), (44, 577966), (68, 373978), (88, 288983), (89, 285736), (136, 186989), (178, 142868), (187, 135992), (191, 133144), (356, 71434), (374, 67996), (382, 66572), (712, 35717), (748, 33998), (764, 33286), (979, 25976), (1496, 16999), (1513, 16808), (1528, 16643), (1958, 12988), (2101, 12104), (3026, 8404), (3247, 7832), (3916, 6494), (4202, 6052)]