200101040

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{16787}}^1$

素因数の和:16949

約数の個数: 40

約数和(自身を含む): 468385200

約数和(自身を除く): 268284160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 16787, 33574, 67148, 83935, 134296, 167870, 268592, 335740, 671480, 1342960, 2501263, 5002526, 10005052, 12506315, 20010104, 25012630, 40020208, 50025260, 100050520, 200101040]

約数ペア:

[(1, 200101040), (2, 100050520), (4, 50025260), (5, 40020208), (8, 25012630), (10, 20010104), (16, 12506315), (20, 10005052), (40, 5002526), (80, 2501263), (149, 1342960), (298, 671480), (596, 335740), (745, 268592), (1192, 167870), (1490, 134296), (2384, 83935), (2980, 67148), (5960, 33574), (11920, 16787)]