78844144

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{31387}}^1$

素因数の和:31552

約数の個数: 20

約数和(自身を含む): 153738424

約数和(自身を除く): 74894280

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 31387, 62774, 125548, 251096, 502192, 4927759, 9855518, 19711036, 39422072, 78844144]

約数ペア:

[(1, 78844144), (2, 39422072), (4, 19711036), (8, 9855518), (16, 4927759), (157, 502192), (314, 251096), (628, 125548), (1256, 62774), (2512, 31387)]