260805523888

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1968403}}^1$

素因数の和:1968451

約数の個数: 90

約数和(自身を含む): 636505085844

約数和(自身を除く): 375699561956

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 169, 182, 196, 208, 338, 364, 392, 637, 676, 728, 784, 1183, 1274, 1352, 1456, 2366, 2548, 2704, 4732, 5096, 8281, 9464, 10192, 16562, 18928, 33124, 66248, 132496, 1968403, 3936806, 7873612, 13778821, 15747224, 25589239, 27557642, 31494448, 51178478, 55115284, 96451747, 102356956, 110230568, 179124673, 192903494, 204713912, 220461136, 332660107, 358249346, 385806988, 409427824, 665320214, 716498692, 771613976, 1253872711, 1330640428, 1432997384, 1543227952, 2328620749, 2507745422, 2661280856, 2865994768, 4657241498, 5015490844, 5322561712, 9314482996, 10030981688, 16300345243, 18628965992, 20061963376, 32600690486, 37257931984, 65201380972, 130402761944, 260805523888]

約数ペア:

[(1, 260805523888), (2, 130402761944), (4, 65201380972), (7, 37257931984), (8, 32600690486), (13, 20061963376), (14, 18628965992), (16, 16300345243), (26, 10030981688), (28, 9314482996), (49, 5322561712), (52, 5015490844), (56, 4657241498), (91, 2865994768), (98, 2661280856), (104, 2507745422), (112, 2328620749), (169, 1543227952), (182, 1432997384), (196, 1330640428), (208, 1253872711), (338, 771613976), (364, 716498692), (392, 665320214), (637, 409427824), (676, 385806988), (728, 358249346), (784, 332660107), (1183, 220461136), (1274, 204713912), (1352, 192903494), (1456, 179124673), (2366, 110230568), (2548, 102356956), (2704, 96451747), (4732, 55115284), (5096, 51178478), (8281, 31494448), (9464, 27557642), (10192, 25589239), (16562, 15747224), (18928, 13778821), (33124, 7873612), (66248, 3936806), (132496, 1968403)]