797485720000

素因数分解:

$2^6\times 5^4\times {\mathrm{19937143}}^1$

素因数の和:19937175

約数の個数: 70

約数和(自身を含む): 1977505501928

約数和(自身を除く): 1180019781928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2500, 4000, 5000, 8000, 10000, 20000, 40000, 19937143, 39874286, 79748572, 99685715, 159497144, 199371430, 318994288, 398742860, 498428575, 637988576, 797485720, 996857150, 1275977152, 1594971440, 1993714300, 2492142875, 3189942880, 3987428600, 4984285750, 6379885760, 7974857200, 9968571500, 12460714375, 15949714400, 19937143000, 24921428750, 31899428800, 39874286000, 49842857500, 79748572000, 99685715000, 159497144000, 199371430000, 398742860000, 797485720000]

約数ペア:

[(1, 797485720000), (2, 398742860000), (4, 199371430000), (5, 159497144000), (8, 99685715000), (10, 79748572000), (16, 49842857500), (20, 39874286000), (25, 31899428800), (32, 24921428750), (40, 19937143000), (50, 15949714400), (64, 12460714375), (80, 9968571500), (100, 7974857200), (125, 6379885760), (160, 4984285750), (200, 3987428600), (250, 3189942880), (320, 2492142875), (400, 1993714300), (500, 1594971440), (625, 1275977152), (800, 996857150), (1000, 797485720), (1250, 637988576), (1600, 498428575), (2000, 398742860), (2500, 318994288), (4000, 199371430), (5000, 159497144), (8000, 99685715), (10000, 79748572), (20000, 39874286), (40000, 19937143)]