205012384

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1913}}^1$

素因数の和:2137

約数の個数: 48

約数和(自身を含む): 429754248

約数和(自身を除く): 224741864

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 197, 272, 394, 544, 788, 1576, 1913, 3152, 3349, 3826, 6304, 6698, 7652, 13396, 15304, 26792, 30608, 32521, 53584, 61216, 65042, 107168, 130084, 260168, 376861, 520336, 753722, 1040672, 1507444, 3014888, 6029776, 6406637, 12059552, 12813274, 25626548, 51253096, 102506192, 205012384]

約数ペア:

[(1, 205012384), (2, 102506192), (4, 51253096), (8, 25626548), (16, 12813274), (17, 12059552), (32, 6406637), (34, 6029776), (68, 3014888), (136, 1507444), (197, 1040672), (272, 753722), (394, 520336), (544, 376861), (788, 260168), (1576, 130084), (1913, 107168), (3152, 65042), (3349, 61216), (3826, 53584), (6304, 32521), (6698, 30608), (7652, 26792), (13396, 15304)]