389819792

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:696

約数の個数: 80

約数和(自身を含む): 836946432

約数和(自身を除く): 447126640

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 83, 124, 136, 166, 248, 272, 332, 496, 527, 557, 664, 1054, 1114, 1328, 1411, 2108, 2228, 2573, 2822, 4216, 4456, 5146, 5644, 8432, 8912, 9469, 10292, 11288, 17267, 18938, 20584, 22576, 34534, 37876, 41168, 43741, 46231, 69068, 75752, 87482, 92462, 138136, 151504, 174964, 184924, 276272, 293539, 349928, 369848, 587078, 699856, 739696, 785927, 1174156, 1433161, 1571854, 2348312, 2866322, 3143708, 4696624, 5732644, 6287416, 11465288, 12574832, 22930576, 24363737, 48727474, 97454948, 194909896, 389819792]

約数ペア:

[(1, 389819792), (2, 194909896), (4, 97454948), (8, 48727474), (16, 24363737), (17, 22930576), (31, 12574832), (34, 11465288), (62, 6287416), (68, 5732644), (83, 4696624), (124, 3143708), (136, 2866322), (166, 2348312), (248, 1571854), (272, 1433161), (332, 1174156), (496, 785927), (527, 739696), (557, 699856), (664, 587078), (1054, 369848), (1114, 349928), (1328, 293539), (1411, 276272), (2108, 184924), (2228, 174964), (2573, 151504), (2822, 138136), (4216, 92462), (4456, 87482), (5146, 75752), (5644, 69068), (8432, 46231), (8912, 43741), (9469, 41168), (10292, 37876), (11288, 34534), (17267, 22576), (18938, 20584)]