51280705

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5657}}^1$

素因数の和:5713

約数の個数: 24

約数和(自身を含む): 73531368

約数和(自身を除く): 22250663

約数列:

[1, 5, 7, 35, 37, 49, 185, 245, 259, 1295, 1813, 5657, 9065, 28285, 39599, 197995, 209309, 277193, 1046545, 1385965, 1465163, 7325815, 10256141, 51280705]

約数ペア:

[(1, 51280705), (5, 10256141), (7, 7325815), (35, 1465163), (37, 1385965), (49, 1046545), (185, 277193), (245, 209309), (259, 197995), (1295, 39599), (1813, 28285), (5657, 9065)]