561916912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 1203351552

約数和(自身を除く): 641434640

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 103, 124, 136, 206, 248, 272, 412, 496, 527, 647, 824, 1054, 1294, 1648, 1751, 2108, 2588, 3193, 3502, 4216, 5176, 6386, 7004, 8432, 10352, 10999, 12772, 14008, 20057, 21998, 25544, 28016, 40114, 43996, 51088, 54281, 66641, 80228, 87992, 108562, 133282, 160456, 175984, 217124, 266564, 320912, 340969, 434248, 533128, 681938, 868496, 1066256, 1132897, 1363876, 2065871, 2265794, 2727752, 4131742, 4531588, 5455504, 8263484, 9063176, 16526968, 18126352, 33053936, 35119807, 70239614, 140479228, 280958456, 561916912]

約数ペア:

[(1, 561916912), (2, 280958456), (4, 140479228), (8, 70239614), (16, 35119807), (17, 33053936), (31, 18126352), (34, 16526968), (62, 9063176), (68, 8263484), (103, 5455504), (124, 4531588), (136, 4131742), (206, 2727752), (248, 2265794), (272, 2065871), (412, 1363876), (496, 1132897), (527, 1066256), (647, 868496), (824, 681938), (1054, 533128), (1294, 434248), (1648, 340969), (1751, 320912), (2108, 266564), (2588, 217124), (3193, 175984), (3502, 160456), (4216, 133282), (5176, 108562), (6386, 87992), (7004, 80228), (8432, 66641), (10352, 54281), (10999, 51088), (12772, 43996), (14008, 40114), (20057, 28016), (21998, 25544)]