54717040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 146419200

約数和(自身を除く): 91702160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 280, 398, 491, 560, 796, 982, 995, 1393, 1592, 1964, 1990, 2455, 2786, 3184, 3437, 3928, 3980, 4910, 5572, 6874, 6965, 7856, 7960, 9820, 11144, 13748, 13930, 15920, 17185, 19640, 22288, 27496, 27860, 34370, 39280, 54992, 55720, 68740, 97709, 111440, 137480, 195418, 274960, 390836, 488545, 683963, 781672, 977090, 1367926, 1563344, 1954180, 2735852, 3419815, 3908360, 5471704, 6839630, 7816720, 10943408, 13679260, 27358520, 54717040]

約数ペア:

[(1, 54717040), (2, 27358520), (4, 13679260), (5, 10943408), (7, 7816720), (8, 6839630), (10, 5471704), (14, 3908360), (16, 3419815), (20, 2735852), (28, 1954180), (35, 1563344), (40, 1367926), (56, 977090), (70, 781672), (80, 683963), (112, 488545), (140, 390836), (199, 274960), (280, 195418), (398, 137480), (491, 111440), (560, 97709), (796, 68740), (982, 55720), (995, 54992), (1393, 39280), (1592, 34370), (1964, 27860), (1990, 27496), (2455, 22288), (2786, 19640), (3184, 17185), (3437, 15920), (3928, 13930), (3980, 13748), (4910, 11144), (5572, 9820), (6874, 7960), (6965, 7856)]