205121792

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{25847}}^1$

素因数の和:25894

約数の個数: 36

約数和(自身を含む): 422666496

約数和(自身を除く): 217544704

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 25847, 51694, 103388, 206776, 413552, 801257, 827104, 1602514, 1654208, 3205028, 3308416, 6410056, 6616832, 12820112, 25640224, 51280448, 102560896, 205121792]

約数ペア:

[(1, 205121792), (2, 102560896), (4, 51280448), (8, 25640224), (16, 12820112), (31, 6616832), (32, 6410056), (62, 3308416), (64, 3205028), (124, 1654208), (128, 1602514), (248, 827104), (256, 801257), (496, 413552), (992, 206776), (1984, 103388), (3968, 51694), (7936, 25847)]