30378745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 10989575

約数列:

[1, 5, 17, 23, 41, 85, 115, 205, 379, 391, 697, 943, 1895, 1955, 3485, 4715, 6443, 8717, 15539, 16031, 32215, 43585, 77695, 80155, 148189, 264163, 357397, 740945, 1320815, 1786985, 6075749, 30378745]

約数ペア:

[(1, 30378745), (5, 6075749), (17, 1786985), (23, 1320815), (41, 740945), (85, 357397), (115, 264163), (205, 148189), (379, 80155), (391, 77695), (697, 43585), (943, 32215), (1895, 16031), (1955, 15539), (3485, 8717), (4715, 6443)]