164620385

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 215239680

約数和(自身を除く): 50619295

約数列:

[1, 5, 29, 31, 53, 145, 155, 265, 691, 899, 1537, 1643, 3455, 4495, 7685, 8215, 20039, 21421, 36623, 47647, 100195, 107105, 183115, 238235, 621209, 1062067, 1135313, 3106045, 5310335, 5676565, 32924077, 164620385]

約数ペア:

[(1, 164620385), (5, 32924077), (29, 5676565), (31, 5310335), (53, 3106045), (145, 1135313), (155, 1062067), (265, 621209), (691, 238235), (899, 183115), (1537, 107105), (1643, 100195), (3455, 47647), (4495, 36623), (7685, 21421), (8215, 20039)]