53148920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{607}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 131328000

約数和(自身を除く): 78179080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 440, 607, 796, 995, 1214, 1592, 1990, 2189, 2428, 3035, 3980, 4378, 4856, 6070, 6677, 7960, 8756, 10945, 12140, 13354, 17512, 21890, 24280, 26708, 33385, 43780, 53416, 66770, 87560, 120793, 133540, 241586, 267080, 483172, 603965, 966344, 1207930, 1328723, 2415860, 2657446, 4831720, 5314892, 6643615, 10629784, 13287230, 26574460, 53148920]

約数ペア:

[(1, 53148920), (2, 26574460), (4, 13287230), (5, 10629784), (8, 6643615), (10, 5314892), (11, 4831720), (20, 2657446), (22, 2415860), (40, 1328723), (44, 1207930), (55, 966344), (88, 603965), (110, 483172), (199, 267080), (220, 241586), (398, 133540), (440, 120793), (607, 87560), (796, 66770), (995, 53416), (1214, 43780), (1592, 33385), (1990, 26708), (2189, 24280), (2428, 21890), (3035, 17512), (3980, 13354), (4378, 12140), (4856, 10945), (6070, 8756), (6677, 7960)]