80438314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2239}}^1$

素因数の和:2346

約数の個数: 32

約数和(自身を含む): 139345920

約数和(自身を除く): 58907606

約数列:

[1, 2, 11, 22, 23, 46, 71, 142, 253, 506, 781, 1562, 1633, 2239, 3266, 4478, 17963, 24629, 35926, 49258, 51497, 102994, 158969, 317938, 566467, 1132934, 1748659, 3497318, 3656287, 7312574, 40219157, 80438314]

約数ペア:

[(1, 80438314), (2, 40219157), (11, 7312574), (22, 3656287), (23, 3497318), (46, 1748659), (71, 1132934), (142, 566467), (253, 317938), (506, 158969), (781, 102994), (1562, 51497), (1633, 49258), (2239, 35926), (3266, 24629), (4478, 17963)]