89638276

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1053

約数の個数: 72

約数和(自身を含む): 204550080

約数和(自身を除く): 114911804

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 169, 182, 247, 266, 338, 364, 494, 532, 676, 988, 997, 1183, 1729, 1994, 2366, 3211, 3458, 3988, 4732, 6422, 6916, 6979, 12844, 12961, 13958, 18943, 22477, 25922, 27916, 37886, 44954, 51844, 75772, 89908, 90727, 132601, 168493, 181454, 246259, 265202, 336986, 362908, 492518, 530404, 673972, 985036, 1179451, 1723813, 2358902, 3201367, 3447626, 4717804, 6402734, 6895252, 12805468, 22409569, 44819138, 89638276]

約数ペア:

[(1, 89638276), (2, 44819138), (4, 22409569), (7, 12805468), (13, 6895252), (14, 6402734), (19, 4717804), (26, 3447626), (28, 3201367), (38, 2358902), (52, 1723813), (76, 1179451), (91, 985036), (133, 673972), (169, 530404), (182, 492518), (247, 362908), (266, 336986), (338, 265202), (364, 246259), (494, 181454), (532, 168493), (676, 132601), (988, 90727), (997, 89908), (1183, 75772), (1729, 51844), (1994, 44954), (2366, 37886), (3211, 27916), (3458, 25922), (3988, 22477), (4732, 18943), (6422, 13958), (6916, 12961), (6979, 12844)]