201895520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66413}}^1$

素因数の和:66447

約数の個数: 48

約数和(自身を含む): 502089840

約数和(自身を除く): 300194320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 66413, 132826, 265652, 332065, 531304, 664130, 1062608, 1261847, 1328260, 2125216, 2523694, 2656520, 5047388, 5313040, 6309235, 10094776, 10626080, 12618470, 20189552, 25236940, 40379104, 50473880, 100947760, 201895520]

約数ペア:

[(1, 201895520), (2, 100947760), (4, 50473880), (5, 40379104), (8, 25236940), (10, 20189552), (16, 12618470), (19, 10626080), (20, 10094776), (32, 6309235), (38, 5313040), (40, 5047388), (76, 2656520), (80, 2523694), (95, 2125216), (152, 1328260), (160, 1261847), (190, 1062608), (304, 664130), (380, 531304), (608, 332065), (760, 265652), (1520, 132826), (3040, 66413)]