205656677840

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{135851}}^1$

素因数の和:136140

約数の個数: 80

約数和(自身を含む): 485154662400

約数和(自身を除く): 279497984560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 149, 254, 298, 508, 596, 635, 745, 1016, 1192, 1270, 1490, 2032, 2384, 2540, 2980, 5080, 5960, 10160, 11920, 18923, 37846, 75692, 94615, 135851, 151384, 189230, 271702, 302768, 378460, 543404, 679255, 756920, 1086808, 1358510, 1513840, 2173616, 2717020, 5434040, 10868080, 17253077, 20241799, 34506154, 40483598, 69012308, 80967196, 86265385, 101208995, 138024616, 161934392, 172530770, 202417990, 276049232, 323868784, 345061540, 404835980, 690123080, 809671960, 1380246160, 1619343920, 2570708473, 5141416946, 10282833892, 12853542365, 20565667784, 25707084730, 41131335568, 51414169460, 102828338920, 205656677840]

約数ペア:

[(1, 205656677840), (2, 102828338920), (4, 51414169460), (5, 41131335568), (8, 25707084730), (10, 20565667784), (16, 12853542365), (20, 10282833892), (40, 5141416946), (80, 2570708473), (127, 1619343920), (149, 1380246160), (254, 809671960), (298, 690123080), (508, 404835980), (596, 345061540), (635, 323868784), (745, 276049232), (1016, 202417990), (1192, 172530770), (1270, 161934392), (1490, 138024616), (2032, 101208995), (2384, 86265385), (2540, 80967196), (2980, 69012308), (5080, 40483598), (5960, 34506154), (10160, 20241799), (11920, 17253077), (18923, 10868080), (37846, 5434040), (75692, 2717020), (94615, 2173616), (135851, 1513840), (151384, 1358510), (189230, 1086808), (271702, 756920), (302768, 679255), (378460, 543404)]