25197984

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:483

約数の個数: 144

約数和(自身を含む): 84913920

約数和(自身を除く): 59715936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 32, 36, 42, 48, 56, 58, 63, 72, 84, 87, 96, 112, 116, 126, 144, 168, 174, 203, 224, 232, 252, 261, 288, 336, 348, 406, 431, 464, 504, 522, 609, 672, 696, 812, 862, 928, 1008, 1044, 1218, 1293, 1392, 1624, 1724, 1827, 2016, 2088, 2436, 2586, 2784, 3017, 3248, 3448, 3654, 3879, 4176, 4872, 5172, 6034, 6496, 6896, 7308, 7758, 8352, 9051, 9744, 10344, 12068, 12499, 13792, 14616, 15516, 18102, 19488, 20688, 24136, 24998, 27153, 29232, 31032, 36204, 37497, 41376, 48272, 49996, 54306, 58464, 62064, 72408, 74994, 87493, 96544, 99992, 108612, 112491, 124128, 144816, 149988, 174986, 199984, 217224, 224982, 262479, 289632, 299976, 349972, 399968, 434448, 449964, 524958, 599952, 699944, 787437, 868896, 899928, 1049916, 1199904, 1399888, 1574874, 1799856, 2099832, 2799776, 3149748, 3599712, 4199664, 6299496, 8399328, 12598992, 25197984]

約数ペア:

[(1, 25197984), (2, 12598992), (3, 8399328), (4, 6299496), (6, 4199664), (7, 3599712), (8, 3149748), (9, 2799776), (12, 2099832), (14, 1799856), (16, 1574874), (18, 1399888), (21, 1199904), (24, 1049916), (28, 899928), (29, 868896), (32, 787437), (36, 699944), (42, 599952), (48, 524958), (56, 449964), (58, 434448), (63, 399968), (72, 349972), (84, 299976), (87, 289632), (96, 262479), (112, 224982), (116, 217224), (126, 199984), (144, 174986), (168, 149988), (174, 144816), (203, 124128), (224, 112491), (232, 108612), (252, 99992), (261, 96544), (288, 87493), (336, 74994), (348, 72408), (406, 62064), (431, 58464), (464, 54306), (504, 49996), (522, 48272), (609, 41376), (672, 37497), (696, 36204), (812, 31032), (862, 29232), (928, 27153), (1008, 24998), (1044, 24136), (1218, 20688), (1293, 19488), (1392, 18102), (1624, 15516), (1724, 14616), (1827, 13792), (2016, 12499), (2088, 12068), (2436, 10344), (2586, 9744), (2784, 9051), (3017, 8352), (3248, 7758), (3448, 7308), (3654, 6896), (3879, 6496), (4176, 6034), (4872, 5172)]