78421325

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{673}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 100291200

約数和(自身を除く): 21869875

約数列:

[1, 5, 25, 59, 79, 295, 395, 673, 1475, 1975, 3365, 4661, 16825, 23305, 39707, 53167, 116525, 198535, 265835, 992675, 1329175, 3136853, 15684265, 78421325]

約数ペア:

[(1, 78421325), (5, 15684265), (25, 3136853), (59, 1329175), (79, 992675), (295, 265835), (395, 198535), (673, 116525), (1475, 53167), (1975, 39707), (3365, 23305), (4661, 16825)]