320949215

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{4639}}^1$

素因数の和:4882

約数の個数: 16

約数和(自身を含む): 391875840

約数和(自身を除く): 70926625

約数列:

[1, 5, 101, 137, 505, 685, 4639, 13837, 23195, 69185, 468539, 635543, 2342695, 3177715, 64189843, 320949215]

約数ペア:

[(1, 320949215), (5, 64189843), (101, 3177715), (137, 2342695), (505, 635543), (685, 468539), (4639, 69185), (13837, 23195)]