128740615

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1\times {\mathrm{1657}}^1$

素因数の和:2082

約数の個数: 16

約数和(自身を含む): 158770080

約数和(自身を除く): 30029465

約数列:

[1, 5, 41, 205, 379, 1657, 1895, 8285, 15539, 67937, 77695, 339685, 628003, 3140015, 25748123, 128740615]

約数ペア:

[(1, 128740615), (5, 25748123), (41, 3140015), (205, 628003), (379, 339685), (1657, 77695), (1895, 67937), (8285, 15539)]