9978250

素因数分解:

$2^1\times 5^3\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 18869760

約数和(自身を除く): 8891510

約数列:

[1, 2, 5, 10, 25, 50, 125, 167, 239, 250, 334, 478, 835, 1195, 1670, 2390, 4175, 5975, 8350, 11950, 20875, 29875, 39913, 41750, 59750, 79826, 199565, 399130, 997825, 1995650, 4989125, 9978250]

約数ペア:

[(1, 9978250), (2, 4989125), (5, 1995650), (10, 997825), (25, 399130), (50, 199565), (125, 79826), (167, 59750), (239, 41750), (250, 39913), (334, 29875), (478, 20875), (835, 11950), (1195, 8350), (1670, 5975), (2390, 4175)]