25379740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{15289}}^1$

素因数の和:15381

約数の個数: 24

約数和(自身を含む): 53943120

約数和(自身を除く): 28563380

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 15289, 30578, 61156, 76445, 152890, 305780, 1268987, 2537974, 5075948, 6344935, 12689870, 25379740]

約数ペア:

[(1, 25379740), (2, 12689870), (4, 6344935), (5, 5075948), (10, 2537974), (20, 1268987), (83, 305780), (166, 152890), (332, 76445), (415, 61156), (830, 30578), (1660, 15289)]