78539692

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13421}}^1$

素因数の和:13462

約数の個数: 48

約数和(自身を含む): 180391680

約数和(自身を除く): 101851988

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 13421, 26842, 53684, 93947, 147631, 187894, 254999, 295262, 375788, 509998, 590524, 1019996, 1033417, 1784993, 2066834, 2804989, 3569986, 4133668, 5609978, 7139972, 11219956, 19634923, 39269846, 78539692]

約数ペア:

[(1, 78539692), (2, 39269846), (4, 19634923), (7, 11219956), (11, 7139972), (14, 5609978), (19, 4133668), (22, 3569986), (28, 2804989), (38, 2066834), (44, 1784993), (76, 1033417), (77, 1019996), (133, 590524), (154, 509998), (209, 375788), (266, 295262), (308, 254999), (418, 187894), (532, 147631), (836, 93947), (1463, 53684), (2926, 26842), (5852, 13421)]