49885045

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2065

約数の個数: 32

約数和(自身を含む): 73728000

約数和(自身を除く): 23842955

約数列:

[1, 5, 7, 23, 31, 35, 115, 155, 161, 217, 713, 805, 1085, 1999, 3565, 4991, 9995, 13993, 24955, 45977, 61969, 69965, 229885, 309845, 321839, 433783, 1425287, 1609195, 2168915, 7126435, 9977009, 49885045]

約数ペア:

[(1, 49885045), (5, 9977009), (7, 7126435), (23, 2168915), (31, 1609195), (35, 1425287), (115, 433783), (155, 321839), (161, 309845), (217, 229885), (713, 69965), (805, 61969), (1085, 45977), (1999, 24955), (3565, 13993), (4991, 9995)]