78441584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{377123}}^1$

素因数の和:377144

約数の個数: 20

約数和(自身を含む): 163671816

約数和(自身を除く): 85230232

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 377123, 754246, 1508492, 3016984, 4902599, 6033968, 9805198, 19610396, 39220792, 78441584]

約数ペア:

[(1, 78441584), (2, 39220792), (4, 19610396), (8, 9805198), (13, 6033968), (16, 4902599), (26, 3016984), (52, 1508492), (104, 754246), (208, 377123)]