66863888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2417}}^1$

素因数の和:2464

約数の個数: 80

約数和(自身を含む): 167905920

約数和(自身を除く): 101042032

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1976, 2128, 2417, 3458, 3952, 4834, 6916, 9668, 13832, 16919, 19336, 27664, 31421, 33838, 38672, 45923, 62842, 67676, 91846, 125684, 135352, 183692, 219947, 251368, 270704, 321461, 367384, 439894, 502736, 596999, 642922, 734768, 879788, 1193998, 1285844, 1759576, 2387996, 2571688, 3519152, 4178993, 4775992, 5143376, 8357986, 9551984, 16715972, 33431944, 66863888]

約数ペア:

[(1, 66863888), (2, 33431944), (4, 16715972), (7, 9551984), (8, 8357986), (13, 5143376), (14, 4775992), (16, 4178993), (19, 3519152), (26, 2571688), (28, 2387996), (38, 1759576), (52, 1285844), (56, 1193998), (76, 879788), (91, 734768), (104, 642922), (112, 596999), (133, 502736), (152, 439894), (182, 367384), (208, 321461), (247, 270704), (266, 251368), (304, 219947), (364, 183692), (494, 135352), (532, 125684), (728, 91846), (988, 67676), (1064, 62842), (1456, 45923), (1729, 38672), (1976, 33838), (2128, 31421), (2417, 27664), (3458, 19336), (3952, 16919), (4834, 13832), (6916, 9668)]