77969968

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{31039}}^1$

素因数の和:31204

約数の個数: 20

約数和(自身を含む): 152033920

約数和(自身を除く): 74063952

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 31039, 62078, 124156, 248312, 496624, 4873123, 9746246, 19492492, 38984984, 77969968]

約数ペア:

[(1, 77969968), (2, 38984984), (4, 19492492), (8, 9746246), (16, 4873123), (157, 496624), (314, 248312), (628, 124156), (1256, 62078), (2512, 31039)]