205121504

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{10289}}^1$

素因数の和:10395

約数の個数: 48

約数和(自身を含む): 466754400

約数和(自身を除く): 261632896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1424, 2492, 2848, 4984, 9968, 10289, 19936, 20578, 41156, 72023, 82312, 144046, 164624, 288092, 329248, 576184, 915721, 1152368, 1831442, 2304736, 3662884, 6410047, 7325768, 12820094, 14651536, 25640188, 29303072, 51280376, 102560752, 205121504]

約数ペア:

[(1, 205121504), (2, 102560752), (4, 51280376), (7, 29303072), (8, 25640188), (14, 14651536), (16, 12820094), (28, 7325768), (32, 6410047), (56, 3662884), (89, 2304736), (112, 1831442), (178, 1152368), (224, 915721), (356, 576184), (623, 329248), (712, 288092), (1246, 164624), (1424, 144046), (2492, 82312), (2848, 72023), (4984, 41156), (9968, 20578), (10289, 19936)]