66218560

素因数分解:

$2^6\times 5^1\times {\mathrm{206933}}^1$

素因数の和:206950

約数の個数: 28

約数和(自身を含む): 157683708

約数和(自身を除く): 91465148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 206933, 413866, 827732, 1034665, 1655464, 2069330, 3310928, 4138660, 6621856, 8277320, 13243712, 16554640, 33109280, 66218560]

約数ペア:

[(1, 66218560), (2, 33109280), (4, 16554640), (5, 13243712), (8, 8277320), (10, 6621856), (16, 4138660), (20, 3310928), (32, 2069330), (40, 1655464), (64, 1034665), (80, 827732), (160, 413866), (320, 206933)]