25220328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 128

約数和(自身を含む): 77137920

約数和(自身を除く): 51917592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 61, 69, 84, 92, 107, 122, 138, 161, 168, 183, 184, 214, 244, 276, 321, 322, 366, 427, 428, 483, 488, 552, 642, 644, 732, 749, 854, 856, 966, 1281, 1284, 1288, 1403, 1464, 1498, 1708, 1932, 2247, 2461, 2562, 2568, 2806, 2996, 3416, 3864, 4209, 4494, 4922, 5124, 5612, 5992, 6527, 7383, 8418, 8988, 9821, 9844, 10248, 11224, 13054, 14766, 16836, 17227, 17976, 19581, 19642, 19688, 26108, 29463, 29532, 33672, 34454, 39162, 39284, 45689, 51681, 52216, 58926, 59064, 68908, 78324, 78568, 91378, 103362, 117852, 137067, 137816, 150121, 156648, 182756, 206724, 235704, 274134, 300242, 365512, 413448, 450363, 548268, 600484, 900726, 1050847, 1096536, 1200968, 1801452, 2101694, 3152541, 3602904, 4203388, 6305082, 8406776, 12610164, 25220328]

約数ペア:

[(1, 25220328), (2, 12610164), (3, 8406776), (4, 6305082), (6, 4203388), (7, 3602904), (8, 3152541), (12, 2101694), (14, 1801452), (21, 1200968), (23, 1096536), (24, 1050847), (28, 900726), (42, 600484), (46, 548268), (56, 450363), (61, 413448), (69, 365512), (84, 300242), (92, 274134), (107, 235704), (122, 206724), (138, 182756), (161, 156648), (168, 150121), (183, 137816), (184, 137067), (214, 117852), (244, 103362), (276, 91378), (321, 78568), (322, 78324), (366, 68908), (427, 59064), (428, 58926), (483, 52216), (488, 51681), (552, 45689), (642, 39284), (644, 39162), (732, 34454), (749, 33672), (854, 29532), (856, 29463), (966, 26108), (1281, 19688), (1284, 19642), (1288, 19581), (1403, 17976), (1464, 17227), (1498, 16836), (1708, 14766), (1932, 13054), (2247, 11224), (2461, 10248), (2562, 9844), (2568, 9821), (2806, 8988), (2996, 8418), (3416, 7383), (3864, 6527), (4209, 5992), (4494, 5612), (4922, 5124)]