51890090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5333}}^1$

素因数の和:5486

約数の個数: 32

約数和(自身を含む): 107533440

約数和(自身を除く): 55643350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 5333, 9730, 10666, 26665, 37331, 53330, 74662, 186655, 373310, 741287, 1482574, 3706435, 5189009, 7412870, 10378018, 25945045, 51890090]

約数ペア:

[(1, 51890090), (2, 25945045), (5, 10378018), (7, 7412870), (10, 5189009), (14, 3706435), (35, 1482574), (70, 741287), (139, 373310), (278, 186655), (695, 74662), (973, 53330), (1390, 37331), (1946, 26665), (4865, 10666), (5333, 9730)]