1780528085

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1\times {\mathrm{1297}}^1$

素因数の和:2013

約数の個数: 32

約数和(自身を含む): 2487674112

約数和(自身を除く): 707146027

約数列:

[1, 5, 7, 35, 61, 305, 427, 643, 1297, 2135, 3215, 4501, 6485, 9079, 22505, 39223, 45395, 79117, 196115, 274561, 395585, 553819, 833971, 1372805, 2769095, 4169855, 5837797, 29188985, 50872231, 254361155, 356105617, 1780528085]

約数ペア:

[(1, 1780528085), (5, 356105617), (7, 254361155), (35, 50872231), (61, 29188985), (305, 5837797), (427, 4169855), (643, 2769095), (1297, 1372805), (2135, 833971), (3215, 553819), (4501, 395585), (6485, 274561), (9079, 196115), (22505, 79117), (39223, 45395)]