128852080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5351}}^1$

素因数の和:5414

約数の個数: 80

約数和(自身を含む): 350406144

約数和(自身を除く): 221554064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2408, 3010, 3440, 4816, 5351, 6020, 10702, 12040, 21404, 24080, 26755, 37457, 42808, 53510, 74914, 85616, 107020, 149828, 187285, 214040, 230093, 299656, 374570, 428080, 460186, 599312, 749140, 920372, 1150465, 1498280, 1610651, 1840744, 2300930, 2996560, 3221302, 3681488, 4601860, 6442604, 8053255, 9203720, 12885208, 16106510, 18407440, 25770416, 32213020, 64426040, 128852080]

約数ペア:

[(1, 128852080), (2, 64426040), (4, 32213020), (5, 25770416), (7, 18407440), (8, 16106510), (10, 12885208), (14, 9203720), (16, 8053255), (20, 6442604), (28, 4601860), (35, 3681488), (40, 3221302), (43, 2996560), (56, 2300930), (70, 1840744), (80, 1610651), (86, 1498280), (112, 1150465), (140, 920372), (172, 749140), (215, 599312), (280, 460186), (301, 428080), (344, 374570), (430, 299656), (560, 230093), (602, 214040), (688, 187285), (860, 149828), (1204, 107020), (1505, 85616), (1720, 74914), (2408, 53510), (3010, 42808), (3440, 37457), (4816, 26755), (5351, 24080), (6020, 21404), (10702, 12040)]