78880864

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 161796096

約数和(自身を除く): 82915232

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 131, 248, 262, 496, 524, 607, 992, 1048, 1214, 2096, 2428, 4061, 4192, 4856, 8122, 9712, 16244, 18817, 19424, 32488, 37634, 64976, 75268, 79517, 129952, 150536, 159034, 301072, 318068, 602144, 636136, 1272272, 2465027, 2544544, 4930054, 9860108, 19720216, 39440432, 78880864]

約数ペア:

[(1, 78880864), (2, 39440432), (4, 19720216), (8, 9860108), (16, 4930054), (31, 2544544), (32, 2465027), (62, 1272272), (124, 636136), (131, 602144), (248, 318068), (262, 301072), (496, 159034), (524, 150536), (607, 129952), (992, 79517), (1048, 75268), (1214, 64976), (2096, 37634), (2428, 32488), (4061, 19424), (4192, 18817), (4856, 16244), (8122, 9712)]