84780800

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1058

約数の個数: 108

約数和(自身を含む): 226209480

約数和(自身を除く): 141428680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 520, 640, 650, 800, 832, 1019, 1040, 1280, 1300, 1600, 1664, 2038, 2080, 2600, 3200, 3328, 4076, 4160, 5095, 5200, 6400, 8152, 8320, 10190, 10400, 13247, 16304, 16640, 20380, 20800, 25475, 26494, 32608, 40760, 41600, 50950, 52988, 65216, 66235, 81520, 83200, 101900, 105976, 130432, 132470, 163040, 203800, 211952, 260864, 264940, 326080, 331175, 407600, 423904, 529880, 652160, 662350, 815200, 847808, 1059760, 1304320, 1324700, 1630400, 1695616, 2119520, 2649400, 3260800, 3391232, 4239040, 5298800, 6521600, 8478080, 10597600, 16956160, 21195200, 42390400, 84780800]

約数ペア:

[(1, 84780800), (2, 42390400), (4, 21195200), (5, 16956160), (8, 10597600), (10, 8478080), (13, 6521600), (16, 5298800), (20, 4239040), (25, 3391232), (26, 3260800), (32, 2649400), (40, 2119520), (50, 1695616), (52, 1630400), (64, 1324700), (65, 1304320), (80, 1059760), (100, 847808), (104, 815200), (128, 662350), (130, 652160), (160, 529880), (200, 423904), (208, 407600), (256, 331175), (260, 326080), (320, 264940), (325, 260864), (400, 211952), (416, 203800), (520, 163040), (640, 132470), (650, 130432), (800, 105976), (832, 101900), (1019, 83200), (1040, 81520), (1280, 66235), (1300, 65216), (1600, 52988), (1664, 50950), (2038, 41600), (2080, 40760), (2600, 32608), (3200, 26494), (3328, 25475), (4076, 20800), (4160, 20380), (5095, 16640), (5200, 16304), (6400, 13247), (8152, 10400), (8320, 10190)]