25209504

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 80196480

約数和(自身を除く): 54986976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 32, 34, 36, 38, 48, 51, 57, 68, 72, 76, 96, 102, 114, 136, 144, 152, 153, 171, 204, 228, 271, 272, 288, 304, 306, 323, 342, 408, 456, 542, 544, 608, 612, 646, 684, 813, 816, 912, 969, 1084, 1224, 1292, 1368, 1626, 1632, 1824, 1938, 2168, 2439, 2448, 2584, 2736, 2907, 3252, 3876, 4336, 4607, 4878, 4896, 5149, 5168, 5472, 5814, 6504, 7752, 8672, 9214, 9756, 10298, 10336, 11628, 13008, 13821, 15447, 15504, 18428, 19512, 20596, 23256, 26016, 27642, 30894, 31008, 36856, 39024, 41192, 41463, 46341, 46512, 55284, 61788, 73712, 78048, 82384, 82926, 87533, 92682, 93024, 110568, 123576, 147424, 164768, 165852, 175066, 185364, 221136, 247152, 262599, 331704, 350132, 370728, 442272, 494304, 525198, 663408, 700264, 741456, 787797, 1050396, 1326816, 1400528, 1482912, 1575594, 2100792, 2801056, 3151188, 4201584, 6302376, 8403168, 12604752, 25209504]

約数ペア:

[(1, 25209504), (2, 12604752), (3, 8403168), (4, 6302376), (6, 4201584), (8, 3151188), (9, 2801056), (12, 2100792), (16, 1575594), (17, 1482912), (18, 1400528), (19, 1326816), (24, 1050396), (32, 787797), (34, 741456), (36, 700264), (38, 663408), (48, 525198), (51, 494304), (57, 442272), (68, 370728), (72, 350132), (76, 331704), (96, 262599), (102, 247152), (114, 221136), (136, 185364), (144, 175066), (152, 165852), (153, 164768), (171, 147424), (204, 123576), (228, 110568), (271, 93024), (272, 92682), (288, 87533), (304, 82926), (306, 82384), (323, 78048), (342, 73712), (408, 61788), (456, 55284), (542, 46512), (544, 46341), (608, 41463), (612, 41192), (646, 39024), (684, 36856), (813, 31008), (816, 30894), (912, 27642), (969, 26016), (1084, 23256), (1224, 20596), (1292, 19512), (1368, 18428), (1626, 15504), (1632, 15447), (1824, 13821), (1938, 13008), (2168, 11628), (2439, 10336), (2448, 10298), (2584, 9756), (2736, 9214), (2907, 8672), (3252, 7752), (3876, 6504), (4336, 5814), (4607, 5472), (4878, 5168), (4896, 5149)]