80420138

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{18269}}^1$

素因数の和:18373

約数の個数: 16

約数和(自身を含む): 126282240

約数和(自身を除く): 45862102

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 18269, 36538, 566339, 1132678, 1297099, 2594198, 40210069, 80420138]

約数ペア:

[(1, 80420138), (2, 40210069), (31, 2594198), (62, 1297099), (71, 1132678), (142, 566339), (2201, 36538), (4402, 18269)]