86380480

素因数分解:

$2^6\times 5^1\times {\mathrm{269939}}^1$

素因数の和:269956

約数の個数: 28

約数和(自身を含む): 205694280

約数和(自身を除く): 119313800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 269939, 539878, 1079756, 1349695, 2159512, 2699390, 4319024, 5398780, 8638048, 10797560, 17276096, 21595120, 43190240, 86380480]

約数ペア:

[(1, 86380480), (2, 43190240), (4, 21595120), (5, 17276096), (8, 10797560), (10, 8638048), (16, 5398780), (20, 4319024), (32, 2699390), (40, 2159512), (64, 1349695), (80, 1079756), (160, 539878), (320, 269939)]