12800272

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:367

約数の個数: 40

約数和(自身を含む): 25926912

約数和(自身を除く): 13126640

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 131, 197, 248, 262, 394, 496, 524, 788, 1048, 1576, 2096, 3152, 4061, 6107, 8122, 12214, 16244, 24428, 25807, 32488, 48856, 51614, 64976, 97712, 103228, 206456, 412912, 800017, 1600034, 3200068, 6400136, 12800272]

約数ペア:

[(1, 12800272), (2, 6400136), (4, 3200068), (8, 1600034), (16, 800017), (31, 412912), (62, 206456), (124, 103228), (131, 97712), (197, 64976), (248, 51614), (262, 48856), (394, 32488), (496, 25807), (524, 24428), (788, 16244), (1048, 12214), (1576, 8122), (2096, 6107), (3152, 4061)]