439412480

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26407}}^1$

素因数の和:26441

約数の個数: 72

約数和(自身を含む): 1133536992

約数和(自身を除く): 694124512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 16640, 26407, 52814, 105628, 132035, 211256, 264070, 343291, 422512, 528140, 686582, 845024, 1056280, 1373164, 1690048, 1716455, 2112560, 2746328, 3380096, 3432910, 4225120, 5492656, 6760192, 6865820, 8450240, 10985312, 13731640, 16900480, 21970624, 27463280, 33800960, 43941248, 54926560, 87882496, 109853120, 219706240, 439412480]

約数ペア:

[(1, 439412480), (2, 219706240), (4, 109853120), (5, 87882496), (8, 54926560), (10, 43941248), (13, 33800960), (16, 27463280), (20, 21970624), (26, 16900480), (32, 13731640), (40, 10985312), (52, 8450240), (64, 6865820), (65, 6760192), (80, 5492656), (104, 4225120), (128, 3432910), (130, 3380096), (160, 2746328), (208, 2112560), (256, 1716455), (260, 1690048), (320, 1373164), (416, 1056280), (520, 845024), (640, 686582), (832, 528140), (1040, 422512), (1280, 343291), (1664, 264070), (2080, 211256), (3328, 132035), (4160, 105628), (8320, 52814), (16640, 26407)]