209212496

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{1249}}^1$

素因数の和:1324

約数の個数: 60

約数和(自身を含む): 442912500

約数和(自身を除く): 233700004

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 232, 304, 361, 464, 551, 722, 1102, 1249, 1444, 2204, 2498, 2888, 4408, 4996, 5776, 8816, 9992, 10469, 19984, 20938, 23731, 36221, 41876, 47462, 72442, 83752, 94924, 144884, 167504, 189848, 289768, 379696, 450889, 579536, 688199, 901778, 1376398, 1803556, 2752796, 3607112, 5505592, 7214224, 11011184, 13075781, 26151562, 52303124, 104606248, 209212496]

約数ペア:

[(1, 209212496), (2, 104606248), (4, 52303124), (8, 26151562), (16, 13075781), (19, 11011184), (29, 7214224), (38, 5505592), (58, 3607112), (76, 2752796), (116, 1803556), (152, 1376398), (232, 901778), (304, 688199), (361, 579536), (464, 450889), (551, 379696), (722, 289768), (1102, 189848), (1249, 167504), (1444, 144884), (2204, 94924), (2498, 83752), (2888, 72442), (4408, 47462), (4996, 41876), (5776, 36221), (8816, 23731), (9992, 20938), (10469, 19984)]