81526790

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{138181}}^1$

素因数の和:138247

約数の個数: 16

約数和(自身を含む): 149236560

約数和(自身を除く): 67709770

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 138181, 276362, 690905, 1381810, 8152679, 16305358, 40763395, 81526790]

約数ペア:

[(1, 81526790), (2, 40763395), (5, 16305358), (10, 8152679), (59, 1381810), (118, 690905), (295, 276362), (590, 138181)]