199651904

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{977}}^1$

素因数の和:1123

約数の個数: 56

約数和(自身を含む): 413357568

約数和(自身を除く): 213705664

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 103, 124, 206, 248, 412, 496, 824, 977, 992, 1648, 1954, 1984, 3193, 3296, 3908, 6386, 6592, 7816, 12772, 15632, 25544, 30287, 31264, 51088, 60574, 62528, 100631, 102176, 121148, 201262, 204352, 242296, 402524, 484592, 805048, 969184, 1610096, 1938368, 3119561, 3220192, 6239122, 6440384, 12478244, 24956488, 49912976, 99825952, 199651904]

約数ペア:

[(1, 199651904), (2, 99825952), (4, 49912976), (8, 24956488), (16, 12478244), (31, 6440384), (32, 6239122), (62, 3220192), (64, 3119561), (103, 1938368), (124, 1610096), (206, 969184), (248, 805048), (412, 484592), (496, 402524), (824, 242296), (977, 204352), (992, 201262), (1648, 121148), (1954, 102176), (1984, 100631), (3193, 62528), (3296, 60574), (3908, 51088), (6386, 31264), (6592, 30287), (7816, 25544), (12772, 15632)]