1261897925

素因数分解:

$5^2\times {\mathrm{167}}^1\times {\mathrm{409}}^1\times {\mathrm{739}}^1$

素因数の和:1325

約数の個数: 24

約数和(自身を含む): 1580107200

約数和(自身を除く): 318209275

約数列:

[1, 5, 25, 167, 409, 739, 835, 2045, 3695, 4175, 10225, 18475, 68303, 123413, 302251, 341515, 617065, 1511255, 1707575, 3085325, 7556275, 50475917, 252379585, 1261897925]

約数ペア:

[(1, 1261897925), (5, 252379585), (25, 50475917), (167, 7556275), (409, 3085325), (739, 1707575), (835, 1511255), (2045, 617065), (3695, 341515), (4175, 302251), (10225, 123413), (18475, 68303)]