82193860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8269}}^1$

素因数の和:8356

約数の個数: 48

約数和(自身を含む): 200067840

約数和(自身を除く): 117873980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 8269, 9940, 16538, 33076, 41345, 57883, 82690, 115766, 165380, 231532, 289415, 578830, 587099, 1157660, 1174198, 2348396, 2935495, 4109693, 5870990, 8219386, 11741980, 16438772, 20548465, 41096930, 82193860]

約数ペア:

[(1, 82193860), (2, 41096930), (4, 20548465), (5, 16438772), (7, 11741980), (10, 8219386), (14, 5870990), (20, 4109693), (28, 2935495), (35, 2348396), (70, 1174198), (71, 1157660), (140, 587099), (142, 578830), (284, 289415), (355, 231532), (497, 165380), (710, 115766), (994, 82690), (1420, 57883), (1988, 41345), (2485, 33076), (4970, 16538), (8269, 9940)]