82747480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{48109}}^1$

素因数の和:48163

約数の個数: 32

約数和(自身を含む): 190515600

約数和(自身を除く): 107768120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 48109, 96218, 192436, 240545, 384872, 481090, 962180, 1924360, 2068687, 4137374, 8274748, 10343435, 16549496, 20686870, 41373740, 82747480]

約数ペア:

[(1, 82747480), (2, 41373740), (4, 20686870), (5, 16549496), (8, 10343435), (10, 8274748), (20, 4137374), (40, 2068687), (43, 1924360), (86, 962180), (172, 481090), (215, 384872), (344, 240545), (430, 192436), (860, 96218), (1720, 48109)]