55115680

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8011}}^1$

素因数の和:8069

約数の個数: 48

約数和(自身を含む): 133255584

約数和(自身を除く): 78139904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 8011, 16022, 32044, 40055, 64088, 80110, 128176, 160220, 256352, 320440, 344473, 640880, 688946, 1281760, 1377892, 1722365, 2755784, 3444730, 5511568, 6889460, 11023136, 13778920, 27557840, 55115680]

約数ペア:

[(1, 55115680), (2, 27557840), (4, 13778920), (5, 11023136), (8, 6889460), (10, 5511568), (16, 3444730), (20, 2755784), (32, 1722365), (40, 1377892), (43, 1281760), (80, 688946), (86, 640880), (160, 344473), (172, 320440), (215, 256352), (344, 160220), (430, 128176), (688, 80110), (860, 64088), (1376, 40055), (1720, 32044), (3440, 16022), (6880, 8011)]