65120944

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 149990400

約数和(自身を除く): 84869456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 89, 94, 112, 139, 178, 188, 278, 329, 356, 376, 556, 623, 658, 712, 752, 973, 1112, 1246, 1316, 1424, 1946, 2224, 2492, 2632, 3892, 4183, 4984, 5264, 6533, 7784, 8366, 9968, 12371, 13066, 15568, 16732, 24742, 26132, 29281, 33464, 45731, 49484, 52264, 58562, 66928, 86597, 91462, 98968, 104528, 117124, 173194, 182924, 197936, 234248, 346388, 365848, 468496, 581437, 692776, 731696, 1162874, 1385552, 2325748, 4070059, 4651496, 8140118, 9302992, 16280236, 32560472, 65120944]

約数ペア:

[(1, 65120944), (2, 32560472), (4, 16280236), (7, 9302992), (8, 8140118), (14, 4651496), (16, 4070059), (28, 2325748), (47, 1385552), (56, 1162874), (89, 731696), (94, 692776), (112, 581437), (139, 468496), (178, 365848), (188, 346388), (278, 234248), (329, 197936), (356, 182924), (376, 173194), (556, 117124), (623, 104528), (658, 98968), (712, 91462), (752, 86597), (973, 66928), (1112, 58562), (1246, 52264), (1316, 49484), (1424, 45731), (1946, 33464), (2224, 29281), (2492, 26132), (2632, 24742), (3892, 16732), (4183, 15568), (4984, 13066), (5264, 12371), (6533, 9968), (7784, 8366)]