25949080

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9137}}^1$

素因数の和:9219

約数の個数: 32

約数和(自身を含む): 59214240

約数和(自身を除く): 33265160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 9137, 18274, 36548, 45685, 73096, 91370, 182740, 365480, 648727, 1297454, 2594908, 3243635, 5189816, 6487270, 12974540, 25949080]

約数ペア:

[(1, 25949080), (2, 12974540), (4, 6487270), (5, 5189816), (8, 3243635), (10, 2594908), (20, 1297454), (40, 648727), (71, 365480), (142, 182740), (284, 91370), (355, 73096), (568, 45685), (710, 36548), (1420, 18274), (2840, 9137)]