164498944

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:331

約数の個数: 80

約数和(自身を含む): 350111520

約数和(自身を除く): 185612576

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 61, 64, 92, 122, 128, 184, 229, 244, 256, 368, 458, 488, 512, 736, 916, 976, 1403, 1472, 1832, 1952, 2806, 2944, 3664, 3904, 5267, 5612, 5888, 7328, 7808, 10534, 11224, 11776, 13969, 14656, 15616, 21068, 22448, 27938, 29312, 31232, 42136, 44896, 55876, 58624, 84272, 89792, 111752, 117248, 168544, 179584, 223504, 321287, 337088, 359168, 447008, 642574, 674176, 718336, 894016, 1285148, 1348352, 1788032, 2570296, 2696704, 3576064, 5140592, 7152128, 10281184, 20562368, 41124736, 82249472, 164498944]

約数ペア:

[(1, 164498944), (2, 82249472), (4, 41124736), (8, 20562368), (16, 10281184), (23, 7152128), (32, 5140592), (46, 3576064), (61, 2696704), (64, 2570296), (92, 1788032), (122, 1348352), (128, 1285148), (184, 894016), (229, 718336), (244, 674176), (256, 642574), (368, 447008), (458, 359168), (488, 337088), (512, 321287), (736, 223504), (916, 179584), (976, 168544), (1403, 117248), (1472, 111752), (1832, 89792), (1952, 84272), (2806, 58624), (2944, 55876), (3664, 44896), (3904, 42136), (5267, 31232), (5612, 29312), (5888, 27938), (7328, 22448), (7808, 21068), (10534, 15616), (11224, 14656), (11776, 13969)]