66875744

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8461}}^1$

素因数の和:8503

約数の個数: 48

約数和(自身を含む): 149269680

約数和(自身を除く): 82393936

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 8461, 16922, 33844, 67688, 109993, 135376, 160759, 219986, 270752, 321518, 439972, 643036, 879944, 1286072, 1759888, 2089867, 2572144, 3519776, 4179734, 5144288, 8359468, 16718936, 33437872, 66875744]

約数ペア:

[(1, 66875744), (2, 33437872), (4, 16718936), (8, 8359468), (13, 5144288), (16, 4179734), (19, 3519776), (26, 2572144), (32, 2089867), (38, 1759888), (52, 1286072), (76, 879944), (104, 643036), (152, 439972), (208, 321518), (247, 270752), (304, 219986), (416, 160759), (494, 135376), (608, 109993), (988, 67688), (1976, 33844), (3952, 16922), (7904, 8461)]