77782328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{2143}}^1$

素因数の和:2511

約数の個数: 32

約数和(自身を含む): 157584000

約数和(自身を除く): 79801672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 349, 698, 1396, 2143, 2792, 4286, 4537, 8572, 9074, 17144, 18148, 27859, 36296, 55718, 111436, 222872, 747907, 1495814, 2991628, 5983256, 9722791, 19445582, 38891164, 77782328]

約数ペア:

[(1, 77782328), (2, 38891164), (4, 19445582), (8, 9722791), (13, 5983256), (26, 2991628), (52, 1495814), (104, 747907), (349, 222872), (698, 111436), (1396, 55718), (2143, 36296), (2792, 27859), (4286, 18148), (4537, 17144), (8572, 9074)]