25831564

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:151

約数の個数: 54

約数和(自身を含む): 53309060

約数和(自身を除く): 27477496

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 53, 76, 106, 121, 209, 212, 242, 418, 484, 583, 836, 1007, 1166, 2014, 2299, 2332, 2809, 4028, 4598, 5618, 6413, 9196, 11077, 11236, 12826, 22154, 25652, 30899, 44308, 53371, 61798, 106742, 121847, 123596, 213484, 243694, 339889, 487388, 587081, 679778, 1174162, 1359556, 2348324, 6457891, 12915782, 25831564]

約数ペア:

[(1, 25831564), (2, 12915782), (4, 6457891), (11, 2348324), (19, 1359556), (22, 1174162), (38, 679778), (44, 587081), (53, 487388), (76, 339889), (106, 243694), (121, 213484), (209, 123596), (212, 121847), (242, 106742), (418, 61798), (484, 53371), (583, 44308), (836, 30899), (1007, 25652), (1166, 22154), (2014, 12826), (2299, 11236), (2332, 11077), (2809, 9196), (4028, 6413), (4598, 5618)]