67628480

素因数分解:

$2^6\times 5^1\times {\mathrm{211339}}^1$

素因数の和:211356

約数の個数: 28

約数和(自身を含む): 161041080

約数和(自身を除く): 93412600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 211339, 422678, 845356, 1056695, 1690712, 2113390, 3381424, 4226780, 6762848, 8453560, 13525696, 16907120, 33814240, 67628480]

約数ペア:

[(1, 67628480), (2, 33814240), (4, 16907120), (5, 13525696), (8, 8453560), (10, 6762848), (16, 4226780), (20, 3381424), (32, 2113390), (40, 1690712), (64, 1056695), (80, 845356), (160, 422678), (320, 211339)]