74999120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{673}}^1$

素因数の和:892

約数の個数: 80

約数和(自身を含む): 200582400

約数和(自身を除く): 125583280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 280, 398, 560, 673, 796, 995, 1346, 1393, 1592, 1990, 2692, 2786, 3184, 3365, 3980, 4711, 5384, 5572, 6730, 6965, 7960, 9422, 10768, 11144, 13460, 13930, 15920, 18844, 22288, 23555, 26920, 27860, 37688, 47110, 53840, 55720, 75376, 94220, 111440, 133927, 188440, 267854, 376880, 535708, 669635, 937489, 1071416, 1339270, 1874978, 2142832, 2678540, 3749956, 4687445, 5357080, 7499912, 9374890, 10714160, 14999824, 18749780, 37499560, 74999120]

約数ペア:

[(1, 74999120), (2, 37499560), (4, 18749780), (5, 14999824), (7, 10714160), (8, 9374890), (10, 7499912), (14, 5357080), (16, 4687445), (20, 3749956), (28, 2678540), (35, 2142832), (40, 1874978), (56, 1339270), (70, 1071416), (80, 937489), (112, 669635), (140, 535708), (199, 376880), (280, 267854), (398, 188440), (560, 133927), (673, 111440), (796, 94220), (995, 75376), (1346, 55720), (1393, 53840), (1592, 47110), (1990, 37688), (2692, 27860), (2786, 26920), (3184, 23555), (3365, 22288), (3980, 18844), (4711, 15920), (5384, 13930), (5572, 13460), (6730, 11144), (6965, 10768), (7960, 9422)]