200625520

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{16831}}^1$

素因数の和:16993

約数の個数: 40

約数和(自身を含む): 469612800

約数和(自身を除く): 268987280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 16831, 33662, 67324, 84155, 134648, 168310, 269296, 336620, 673240, 1346480, 2507819, 5015638, 10031276, 12539095, 20062552, 25078190, 40125104, 50156380, 100312760, 200625520]

約数ペア:

[(1, 200625520), (2, 100312760), (4, 50156380), (5, 40125104), (8, 25078190), (10, 20062552), (16, 12539095), (20, 10031276), (40, 5015638), (80, 2507819), (149, 1346480), (298, 673240), (596, 336620), (745, 269296), (1192, 168310), (1490, 134648), (2384, 84155), (2980, 67324), (5960, 33662), (11920, 16831)]