77936960

素因数分解:

$2^6\times 5^1\times {\mathrm{243553}}^1$

素因数の和:243570

約数の個数: 28

約数和(自身を含む): 185588148

約数和(自身を除く): 107651188

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 243553, 487106, 974212, 1217765, 1948424, 2435530, 3896848, 4871060, 7793696, 9742120, 15587392, 19484240, 38968480, 77936960]

約数ペア:

[(1, 77936960), (2, 38968480), (4, 19484240), (5, 15587392), (8, 9742120), (10, 7793696), (16, 4871060), (20, 3896848), (32, 2435530), (40, 1948424), (64, 1217765), (80, 974212), (160, 487106), (320, 243553)]