142617400

素因数分解:

$2^3\times 5^2\times {\mathrm{643}}^1\times {\mathrm{1109}}^1$

素因数の和:1768

約数の個数: 48

約数和(自身を含む): 332400600

約数和(自身を除く): 189783200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 643, 1109, 1286, 2218, 2572, 3215, 4436, 5144, 5545, 6430, 8872, 11090, 12860, 16075, 22180, 25720, 27725, 32150, 44360, 55450, 64300, 110900, 128600, 221800, 713087, 1426174, 2852348, 3565435, 5704696, 7130870, 14261740, 17827175, 28523480, 35654350, 71308700, 142617400]

約数ペア:

[(1, 142617400), (2, 71308700), (4, 35654350), (5, 28523480), (8, 17827175), (10, 14261740), (20, 7130870), (25, 5704696), (40, 3565435), (50, 2852348), (100, 1426174), (200, 713087), (643, 221800), (1109, 128600), (1286, 110900), (2218, 64300), (2572, 55450), (3215, 44360), (4436, 32150), (5144, 27725), (5545, 25720), (6430, 22180), (8872, 16075), (11090, 12860)]