25471992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 79833600

約数和(自身を除く): 54361608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 107, 109, 156, 168, 182, 214, 218, 273, 312, 321, 327, 364, 428, 436, 546, 642, 654, 728, 749, 763, 856, 872, 1092, 1284, 1308, 1391, 1417, 1498, 1526, 2184, 2247, 2289, 2568, 2616, 2782, 2834, 2996, 3052, 4173, 4251, 4494, 4578, 5564, 5668, 5992, 6104, 8346, 8502, 8988, 9156, 9737, 9919, 11128, 11336, 11663, 16692, 17004, 17976, 18312, 19474, 19838, 23326, 29211, 29757, 33384, 34008, 34989, 38948, 39676, 46652, 58422, 59514, 69978, 77896, 79352, 81641, 93304, 116844, 119028, 139956, 151619, 163282, 233688, 238056, 244923, 279912, 303238, 326564, 454857, 489846, 606476, 653128, 909714, 979692, 1061333, 1212952, 1819428, 1959384, 2122666, 3183999, 3638856, 4245332, 6367998, 8490664, 12735996, 25471992]

約数ペア:

[(1, 25471992), (2, 12735996), (3, 8490664), (4, 6367998), (6, 4245332), (7, 3638856), (8, 3183999), (12, 2122666), (13, 1959384), (14, 1819428), (21, 1212952), (24, 1061333), (26, 979692), (28, 909714), (39, 653128), (42, 606476), (52, 489846), (56, 454857), (78, 326564), (84, 303238), (91, 279912), (104, 244923), (107, 238056), (109, 233688), (156, 163282), (168, 151619), (182, 139956), (214, 119028), (218, 116844), (273, 93304), (312, 81641), (321, 79352), (327, 77896), (364, 69978), (428, 59514), (436, 58422), (546, 46652), (642, 39676), (654, 38948), (728, 34989), (749, 34008), (763, 33384), (856, 29757), (872, 29211), (1092, 23326), (1284, 19838), (1308, 19474), (1391, 18312), (1417, 17976), (1498, 17004), (1526, 16692), (2184, 11663), (2247, 11336), (2289, 11128), (2568, 9919), (2616, 9737), (2782, 9156), (2834, 8988), (2996, 8502), (3052, 8346), (4173, 6104), (4251, 5992), (4494, 5668), (4578, 5564)]