85860520

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{22129}}^1$

素因数の和:22237

約数の個数: 32

約数和(自身を含む): 195186600

約数和(自身を除く): 109326080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 22129, 44258, 88516, 110645, 177032, 221290, 442580, 885160, 2146513, 4293026, 8586052, 10732565, 17172104, 21465130, 42930260, 85860520]

約数ペア:

[(1, 85860520), (2, 42930260), (4, 21465130), (5, 17172104), (8, 10732565), (10, 8586052), (20, 4293026), (40, 2146513), (97, 885160), (194, 442580), (388, 221290), (485, 177032), (776, 110645), (970, 88516), (1940, 44258), (3880, 22129)]