25507272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 78566400

約数和(自身を除く): 53059128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 61, 76, 84, 114, 122, 131, 133, 152, 168, 183, 228, 244, 262, 266, 366, 393, 399, 427, 456, 488, 524, 532, 732, 786, 798, 854, 917, 1048, 1064, 1159, 1281, 1464, 1572, 1596, 1708, 1834, 2318, 2489, 2562, 2751, 3144, 3192, 3416, 3477, 3668, 4636, 4978, 5124, 5502, 6954, 7336, 7467, 7991, 8113, 9272, 9956, 10248, 11004, 13908, 14934, 15982, 16226, 17423, 19912, 22008, 23973, 24339, 27816, 29868, 31964, 32452, 34846, 47946, 48678, 52269, 55937, 59736, 63928, 64904, 69692, 95892, 97356, 104538, 111874, 139384, 151829, 167811, 191784, 194712, 209076, 223748, 303658, 335622, 418152, 447496, 455487, 607316, 671244, 910974, 1062803, 1214632, 1342488, 1821948, 2125606, 3188409, 3643896, 4251212, 6376818, 8502424, 12753636, 25507272]

約数ペア:

[(1, 25507272), (2, 12753636), (3, 8502424), (4, 6376818), (6, 4251212), (7, 3643896), (8, 3188409), (12, 2125606), (14, 1821948), (19, 1342488), (21, 1214632), (24, 1062803), (28, 910974), (38, 671244), (42, 607316), (56, 455487), (57, 447496), (61, 418152), (76, 335622), (84, 303658), (114, 223748), (122, 209076), (131, 194712), (133, 191784), (152, 167811), (168, 151829), (183, 139384), (228, 111874), (244, 104538), (262, 97356), (266, 95892), (366, 69692), (393, 64904), (399, 63928), (427, 59736), (456, 55937), (488, 52269), (524, 48678), (532, 47946), (732, 34846), (786, 32452), (798, 31964), (854, 29868), (917, 27816), (1048, 24339), (1064, 23973), (1159, 22008), (1281, 19912), (1464, 17423), (1572, 16226), (1596, 15982), (1708, 14934), (1834, 13908), (2318, 11004), (2489, 10248), (2562, 9956), (2751, 9272), (3144, 8113), (3192, 7991), (3416, 7467), (3477, 7336), (3668, 6954), (4636, 5502), (4978, 5124)]