53646760

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2029}}^1$

素因数の和:2701

約数の個数: 32

約数和(自身を含む): 120947400

約数和(自身を除く): 67300640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2029, 2644, 3305, 4058, 5288, 6610, 8116, 10145, 13220, 16232, 20290, 26440, 40580, 81160, 1341169, 2682338, 5364676, 6705845, 10729352, 13411690, 26823380, 53646760]

約数ペア:

[(1, 53646760), (2, 26823380), (4, 13411690), (5, 10729352), (8, 6705845), (10, 5364676), (20, 2682338), (40, 1341169), (661, 81160), (1322, 40580), (2029, 26440), (2644, 20290), (3305, 16232), (4058, 13220), (5288, 10145), (6610, 8116)]