25210185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 57286656

約数和(自身を除く): 32076471

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 23, 33, 35, 39, 55, 65, 69, 73, 77, 91, 105, 115, 143, 161, 165, 195, 219, 231, 253, 273, 299, 345, 365, 385, 429, 455, 483, 511, 715, 759, 803, 805, 897, 949, 1001, 1095, 1155, 1265, 1365, 1495, 1533, 1679, 1771, 2093, 2145, 2409, 2415, 2555, 2847, 3003, 3289, 3795, 4015, 4485, 4745, 5005, 5037, 5313, 5621, 6279, 6643, 7665, 8395, 8855, 9867, 10439, 10465, 11753, 12045, 14235, 15015, 16445, 16863, 18469, 19929, 21827, 23023, 25185, 26565, 28105, 31317, 31395, 33215, 35259, 49335, 52195, 55407, 58765, 65481, 69069, 73073, 84315, 92345, 99645, 109135, 115115, 129283, 152789, 156585, 176295, 219219, 240097, 277035, 327405, 345345, 365365, 387849, 458367, 646415, 720291, 763945, 1096095, 1200485, 1680679, 1939245, 2291835, 3601455, 5042037, 8403395, 25210185]

約数ペア:

[(1, 25210185), (3, 8403395), (5, 5042037), (7, 3601455), (11, 2291835), (13, 1939245), (15, 1680679), (21, 1200485), (23, 1096095), (33, 763945), (35, 720291), (39, 646415), (55, 458367), (65, 387849), (69, 365365), (73, 345345), (77, 327405), (91, 277035), (105, 240097), (115, 219219), (143, 176295), (161, 156585), (165, 152789), (195, 129283), (219, 115115), (231, 109135), (253, 99645), (273, 92345), (299, 84315), (345, 73073), (365, 69069), (385, 65481), (429, 58765), (455, 55407), (483, 52195), (511, 49335), (715, 35259), (759, 33215), (803, 31395), (805, 31317), (897, 28105), (949, 26565), (1001, 25185), (1095, 23023), (1155, 21827), (1265, 19929), (1365, 18469), (1495, 16863), (1533, 16445), (1679, 15015), (1771, 14235), (2093, 12045), (2145, 11753), (2409, 10465), (2415, 10439), (2555, 9867), (2847, 8855), (3003, 8395), (3289, 7665), (3795, 6643), (4015, 6279), (4485, 5621), (4745, 5313), (5005, 5037)]