278325325

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{5407}}^1$

素因数の和:5517

約数の個数: 24

約数和(自身を含む): 362119680

約数和(自身を除く): 83794355

約数列:

[1, 5, 25, 29, 71, 145, 355, 725, 1775, 2059, 5407, 10295, 27035, 51475, 135175, 156803, 383897, 784015, 1919485, 3920075, 9597425, 11133013, 55665065, 278325325]

約数ペア:

[(1, 278325325), (5, 55665065), (25, 11133013), (29, 9597425), (71, 3920075), (145, 1919485), (355, 784015), (725, 383897), (1775, 156803), (2059, 135175), (5407, 51475), (10295, 27035)]