65901700

素因数分解:

$2^2\times 5^2\times {\mathrm{661}}^1\times {\mathrm{997}}^1$

素因数の和:1672

約数の個数: 36

約数和(自身を含む): 143366692

約数和(自身を除く): 77464992

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 661, 997, 1322, 1994, 2644, 3305, 3988, 4985, 6610, 9970, 13220, 16525, 19940, 24925, 33050, 49850, 66100, 99700, 659017, 1318034, 2636068, 3295085, 6590170, 13180340, 16475425, 32950850, 65901700]

約数ペア:

[(1, 65901700), (2, 32950850), (4, 16475425), (5, 13180340), (10, 6590170), (20, 3295085), (25, 2636068), (50, 1318034), (100, 659017), (661, 99700), (997, 66100), (1322, 49850), (1994, 33050), (2644, 24925), (3305, 19940), (3988, 16525), (4985, 13220), (6610, 9970)]