2562.00000000

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1181

約数の個数: 40

約数和(自身を含む): 126554400

約数和(自身を除く): 63396208

約数列:

[1, 2, 4, 8, 16, 53, 71, 106, 142, 212, 284, 424, 568, 848, 1049, 1136, 2098, 3763, 4196, 7526, 8392, 15052, 16784, 30104, 55597, 60208, 74479, 111194, 148958, 222388, 297916, 444776, 595832, 889552, 1191664, 3947387, 7894774, 15789548, 31579096, 63158192]

約数ペア:

[(1, 63158192), (2, 31579096), (4, 15789548), (8, 7894774), (16, 3947387), (53, 1191664), (71, 889552), (106, 595832), (142, 444776), (212, 297916), (284, 222388), (424, 148958), (568, 111194), (848, 74479), (1049, 60208), (1136, 55597), (2098, 30104), (3763, 16784), (4196, 15052), (7526, 8392)]