81899688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 234420480

約数和(自身を除く): 152520792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 101, 104, 113, 138, 156, 184, 202, 226, 276, 299, 303, 312, 339, 404, 452, 552, 598, 606, 678, 808, 897, 904, 1196, 1212, 1313, 1356, 1469, 1794, 2323, 2392, 2424, 2599, 2626, 2712, 2938, 3588, 3939, 4407, 4646, 5198, 5252, 5876, 6969, 7176, 7797, 7878, 8814, 9292, 10396, 10504, 11413, 11752, 13938, 15594, 15756, 17628, 18584, 20792, 22826, 27876, 30199, 31188, 31512, 33787, 34239, 35256, 45652, 55752, 60398, 62376, 67574, 68478, 90597, 91304, 101361, 120796, 135148, 136956, 148369, 181194, 202722, 241592, 262499, 270296, 273912, 296738, 362388, 405444, 445107, 524998, 593476, 724776, 787497, 810888, 890214, 1049996, 1186952, 1574994, 1780428, 2099992, 3149988, 3412487, 3560856, 6299976, 6824974, 10237461, 13649948, 20474922, 27299896, 40949844, 81899688]

約数ペア:

[(1, 81899688), (2, 40949844), (3, 27299896), (4, 20474922), (6, 13649948), (8, 10237461), (12, 6824974), (13, 6299976), (23, 3560856), (24, 3412487), (26, 3149988), (39, 2099992), (46, 1780428), (52, 1574994), (69, 1186952), (78, 1049996), (92, 890214), (101, 810888), (104, 787497), (113, 724776), (138, 593476), (156, 524998), (184, 445107), (202, 405444), (226, 362388), (276, 296738), (299, 273912), (303, 270296), (312, 262499), (339, 241592), (404, 202722), (452, 181194), (552, 148369), (598, 136956), (606, 135148), (678, 120796), (808, 101361), (897, 91304), (904, 90597), (1196, 68478), (1212, 67574), (1313, 62376), (1356, 60398), (1469, 55752), (1794, 45652), (2323, 35256), (2392, 34239), (2424, 33787), (2599, 31512), (2626, 31188), (2712, 30199), (2938, 27876), (3588, 22826), (3939, 20792), (4407, 18584), (4646, 17628), (5198, 15756), (5252, 15594), (5876, 13938), (6969, 11752), (7176, 11413), (7797, 10504), (7878, 10396), (8814, 9292)]