27890575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{827}}^1$

素因数の和:927

約数の個数: 24

約数和(自身を含む): 36961920

約数和(自身を除く): 9071345

約数列:

[1, 5, 19, 25, 71, 95, 355, 475, 827, 1349, 1775, 4135, 6745, 15713, 20675, 33725, 58717, 78565, 293585, 392825, 1115623, 1467925, 5578115, 27890575]

約数ペア:

[(1, 27890575), (5, 5578115), (19, 1467925), (25, 1115623), (71, 392825), (95, 293585), (355, 78565), (475, 58717), (827, 33725), (1349, 20675), (1775, 15713), (4135, 6745)]