77989144

素因数分解:

$2^3\times {\mathrm{503}}^1\times {\mathrm{19381}}^1$

素因数の和:19890

約数の個数: 16

約数和(自身を含む): 146527920

約数和(自身を除く): 68538776

約数列:

[1, 2, 4, 8, 503, 1006, 2012, 4024, 19381, 38762, 77524, 155048, 9748643, 19497286, 38994572, 77989144]

約数ペア:

[(1, 77989144), (2, 38994572), (4, 19497286), (8, 9748643), (503, 155048), (1006, 77524), (2012, 38762), (4024, 19381)]