26778455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 36840960

約数和(自身を除く): 10062505

約数列:

[1, 5, 11, 29, 55, 103, 145, 163, 319, 515, 815, 1133, 1595, 1793, 2987, 4727, 5665, 8965, 14935, 16789, 23635, 32857, 51997, 83945, 164285, 184679, 259985, 486881, 923395, 2434405, 5355691, 26778455]

約数ペア:

[(1, 26778455), (5, 5355691), (11, 2434405), (29, 923395), (55, 486881), (103, 259985), (145, 184679), (163, 164285), (319, 83945), (515, 51997), (815, 32857), (1133, 23635), (1595, 16789), (1793, 14935), (2987, 8965), (4727, 5665)]