245838568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1394

約数の個数: 64

約数和(自身を含む): 514008000

約数和(自身を除く): 268169432

約数列:

[1, 2, 4, 8, 19, 29, 38, 43, 58, 76, 86, 116, 152, 172, 232, 344, 551, 817, 1102, 1247, 1297, 1634, 2204, 2494, 2594, 3268, 4408, 4988, 5188, 6536, 9976, 10376, 23693, 24643, 37613, 47386, 49286, 55771, 75226, 94772, 98572, 111542, 150452, 189544, 197144, 223084, 300904, 446168, 714647, 1059649, 1429294, 1617359, 2119298, 2858588, 3234718, 4238596, 5717176, 6469436, 8477192, 12938872, 30729821, 61459642, 122919284, 245838568]

約数ペア:

[(1, 245838568), (2, 122919284), (4, 61459642), (8, 30729821), (19, 12938872), (29, 8477192), (38, 6469436), (43, 5717176), (58, 4238596), (76, 3234718), (86, 2858588), (116, 2119298), (152, 1617359), (172, 1429294), (232, 1059649), (344, 714647), (551, 446168), (817, 300904), (1102, 223084), (1247, 197144), (1297, 189544), (1634, 150452), (2204, 111542), (2494, 98572), (2594, 94772), (3268, 75226), (4408, 55771), (4988, 49286), (5188, 47386), (6536, 37613), (9976, 24643), (10376, 23693)]