77881072

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:721

約数の個数: 40

約数和(自身を含む): 154432080

約数和(自身を除く): 76551008

約数列:

[1, 2, 4, 8, 16, 73, 131, 146, 262, 292, 509, 524, 584, 1018, 1048, 1168, 2036, 2096, 4072, 8144, 9563, 19126, 37157, 38252, 66679, 74314, 76504, 133358, 148628, 153008, 266716, 297256, 533432, 594512, 1066864, 4867567, 9735134, 19470268, 38940536, 77881072]

約数ペア:

[(1, 77881072), (2, 38940536), (4, 19470268), (8, 9735134), (16, 4867567), (73, 1066864), (131, 594512), (146, 533432), (262, 297256), (292, 266716), (509, 153008), (524, 148628), (584, 133358), (1018, 76504), (1048, 74314), (1168, 66679), (2036, 38252), (2096, 37157), (4072, 19126), (8144, 9563)]