128179360

素因数分解:

$2^5\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1753}}^1$

素因数の和:2225

約数の個数: 48

約数和(自身を含む): 303659496

約数和(自身を除く): 175480136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 457, 914, 1753, 1828, 2285, 3506, 3656, 4570, 7012, 7312, 8765, 9140, 14024, 14624, 17530, 18280, 28048, 35060, 36560, 56096, 70120, 73120, 140240, 280480, 801121, 1602242, 3204484, 4005605, 6408968, 8011210, 12817936, 16022420, 25635872, 32044840, 64089680, 128179360]

約数ペア:

[(1, 128179360), (2, 64089680), (4, 32044840), (5, 25635872), (8, 16022420), (10, 12817936), (16, 8011210), (20, 6408968), (32, 4005605), (40, 3204484), (80, 1602242), (160, 801121), (457, 280480), (914, 140240), (1753, 73120), (1828, 70120), (2285, 56096), (3506, 36560), (3656, 35060), (4570, 28048), (7012, 18280), (7312, 17530), (8765, 14624), (9140, 14024)]