64156855

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 90478080

約数和(自身を除く): 26321225

約数列:

[1, 5, 7, 35, 67, 109, 251, 335, 469, 545, 763, 1255, 1757, 2345, 3815, 7303, 8785, 16817, 27359, 36515, 51121, 84085, 117719, 136795, 191513, 255605, 588595, 957565, 1833053, 9165265, 12831371, 64156855]

約数ペア:

[(1, 64156855), (5, 12831371), (7, 9165265), (35, 1833053), (67, 957565), (109, 588595), (251, 255605), (335, 191513), (469, 136795), (545, 117719), (763, 84085), (1255, 51121), (1757, 36515), (2345, 27359), (3815, 16817), (7303, 8785)]