80915654

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1\times {\mathrm{661}}^1$

素因数の和:1391

約数の個数: 16

約数和(自身を含む): 123004896

約数和(自身を除く): 42089242

約数列:

[1, 2, 97, 194, 631, 661, 1262, 1322, 61207, 64117, 122414, 128234, 417091, 834182, 40457827, 80915654]

約数ペア:

[(1, 80915654), (2, 40457827), (97, 834182), (194, 417091), (631, 128234), (661, 122414), (1262, 64117), (1322, 61207)]