66736960

素因数分解:

$2^6\times 5^1\times {\mathrm{208553}}^1$

素因数の和:208570

約数の個数: 28

約数和(自身を含む): 158918148

約数和(自身を除く): 92181188

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 208553, 417106, 834212, 1042765, 1668424, 2085530, 3336848, 4171060, 6673696, 8342120, 13347392, 16684240, 33368480, 66736960]

約数ペア:

[(1, 66736960), (2, 33368480), (4, 16684240), (5, 13347392), (8, 8342120), (10, 6673696), (16, 4171060), (20, 3336848), (32, 2085530), (40, 1668424), (64, 1042765), (80, 834212), (160, 417106), (320, 208553)]