52873520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{359}}^1$

素因数の和:642

約数の個数: 80

約数和(自身を含む): 141419520

約数和(自身を除く): 88546000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 263, 280, 359, 526, 560, 718, 1052, 1315, 1436, 1795, 1841, 2104, 2513, 2630, 2872, 3590, 3682, 4208, 5026, 5260, 5744, 7180, 7364, 9205, 10052, 10520, 12565, 14360, 14728, 18410, 20104, 21040, 25130, 28720, 29456, 36820, 40208, 50260, 73640, 94417, 100520, 147280, 188834, 201040, 377668, 472085, 660919, 755336, 944170, 1321838, 1510672, 1888340, 2643676, 3304595, 3776680, 5287352, 6609190, 7553360, 10574704, 13218380, 26436760, 52873520]

約数ペア:

[(1, 52873520), (2, 26436760), (4, 13218380), (5, 10574704), (7, 7553360), (8, 6609190), (10, 5287352), (14, 3776680), (16, 3304595), (20, 2643676), (28, 1888340), (35, 1510672), (40, 1321838), (56, 944170), (70, 755336), (80, 660919), (112, 472085), (140, 377668), (263, 201040), (280, 188834), (359, 147280), (526, 100520), (560, 94417), (718, 73640), (1052, 50260), (1315, 40208), (1436, 36820), (1795, 29456), (1841, 28720), (2104, 25130), (2513, 21040), (2630, 20104), (2872, 18410), (3590, 14728), (3682, 14360), (4208, 12565), (5026, 10520), (5260, 10052), (5744, 9205), (7180, 7364)]