79905080

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{5659}}^1$

素因数の和:6023

約数の個数: 32

約数和(自身を含む): 180327600

約数和(自身を除く): 100422520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 5659, 7060, 11318, 14120, 22636, 28295, 45272, 56590, 113180, 226360, 1997627, 3995254, 7990508, 9988135, 15981016, 19976270, 39952540, 79905080]

約数ペア:

[(1, 79905080), (2, 39952540), (4, 19976270), (5, 15981016), (8, 9988135), (10, 7990508), (20, 3995254), (40, 1997627), (353, 226360), (706, 113180), (1412, 56590), (1765, 45272), (2824, 28295), (3530, 22636), (5659, 14120), (7060, 11318)]