259710592

素因数分解:

$2^7\times {\mathrm{101}}^1\times {\mathrm{20089}}^1$

素因数の和:20204

約数の個数: 32

約数和(自身を含む): 522540900

約数和(自身を除く): 262830308

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 404, 808, 1616, 3232, 6464, 12928, 20089, 40178, 80356, 160712, 321424, 642848, 1285696, 2028989, 2571392, 4057978, 8115956, 16231912, 32463824, 64927648, 129855296, 259710592]

約数ペア:

[(1, 259710592), (2, 129855296), (4, 64927648), (8, 32463824), (16, 16231912), (32, 8115956), (64, 4057978), (101, 2571392), (128, 2028989), (202, 1285696), (404, 642848), (808, 321424), (1616, 160712), (3232, 80356), (6464, 40178), (12928, 20089)]