82788776

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 207360000

約数和(自身を除く): 124571224

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 23, 28, 34, 38, 46, 56, 68, 76, 92, 119, 133, 136, 152, 161, 184, 199, 238, 266, 322, 323, 391, 398, 437, 476, 532, 644, 646, 782, 796, 874, 952, 1064, 1288, 1292, 1393, 1564, 1592, 1748, 2261, 2584, 2737, 2786, 3059, 3128, 3383, 3496, 3781, 4522, 4577, 5474, 5572, 6118, 6766, 7429, 7562, 9044, 9154, 10948, 11144, 12236, 13532, 14858, 15124, 18088, 18308, 21896, 23681, 24472, 26467, 27064, 29716, 30248, 32039, 36616, 47362, 52003, 52934, 59432, 64078, 64277, 77809, 86963, 94724, 104006, 105868, 128156, 128554, 155618, 173926, 189448, 208012, 211736, 256312, 257108, 311236, 347852, 416024, 449939, 514216, 544663, 608741, 622472, 695704, 899878, 1089326, 1217482, 1478371, 1799756, 2178652, 2434964, 2956742, 3599512, 4357304, 4869928, 5913484, 10348597, 11826968, 20697194, 41394388, 82788776]

約数ペア:

[(1, 82788776), (2, 41394388), (4, 20697194), (7, 11826968), (8, 10348597), (14, 5913484), (17, 4869928), (19, 4357304), (23, 3599512), (28, 2956742), (34, 2434964), (38, 2178652), (46, 1799756), (56, 1478371), (68, 1217482), (76, 1089326), (92, 899878), (119, 695704), (133, 622472), (136, 608741), (152, 544663), (161, 514216), (184, 449939), (199, 416024), (238, 347852), (266, 311236), (322, 257108), (323, 256312), (391, 211736), (398, 208012), (437, 189448), (476, 173926), (532, 155618), (644, 128554), (646, 128156), (782, 105868), (796, 104006), (874, 94724), (952, 86963), (1064, 77809), (1288, 64277), (1292, 64078), (1393, 59432), (1564, 52934), (1592, 52003), (1748, 47362), (2261, 36616), (2584, 32039), (2737, 30248), (2786, 29716), (3059, 27064), (3128, 26467), (3383, 24472), (3496, 23681), (3781, 21896), (4522, 18308), (4577, 18088), (5474, 15124), (5572, 14858), (6118, 13532), (6766, 12236), (7429, 11144), (7562, 10948), (9044, 9154)]