209291290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{2099}}^1$

素因数の和:2191

約数の個数: 48

約数和(自身を含む): 415044000

約数和(自身を除く): 205752710

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 169, 295, 338, 590, 767, 845, 1534, 1690, 2099, 3835, 4198, 7670, 9971, 10495, 19942, 20990, 27287, 49855, 54574, 99710, 123841, 136435, 247682, 272870, 354731, 619205, 709462, 1238410, 1609933, 1773655, 3219866, 3547310, 8049665, 16099330, 20929129, 41858258, 104645645, 209291290]

約数ペア:

[(1, 209291290), (2, 104645645), (5, 41858258), (10, 20929129), (13, 16099330), (26, 8049665), (59, 3547310), (65, 3219866), (118, 1773655), (130, 1609933), (169, 1238410), (295, 709462), (338, 619205), (590, 354731), (767, 272870), (845, 247682), (1534, 136435), (1690, 123841), (2099, 99710), (3835, 54574), (4198, 49855), (7670, 27287), (9971, 20990), (10495, 19942)]