90000878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:608

約数の個数: 32

約数和(自身を含む): 150709248

約数和(自身を除く): 60708370

約数列:

[1, 2, 11, 22, 71, 142, 157, 314, 367, 734, 781, 1562, 1727, 3454, 4037, 8074, 11147, 22294, 26057, 52114, 57619, 115238, 122617, 245234, 286627, 573254, 633809, 1267618, 4090949, 8181898, 45000439, 90000878]

約数ペア:

[(1, 90000878), (2, 45000439), (11, 8181898), (22, 4090949), (71, 1267618), (142, 633809), (157, 573254), (314, 286627), (367, 245234), (734, 122617), (781, 115238), (1562, 57619), (1727, 52114), (3454, 26057), (4037, 22294), (8074, 11147)]