81141328

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{16519}}^1$

素因数の和:16834

約数の個数: 20

約数和(自身を含む): 157732960

約数和(自身を除く): 76591632

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 16519, 33038, 66076, 132152, 264304, 5071333, 10142666, 20285332, 40570664, 81141328]

約数ペア:

[(1, 81141328), (2, 40570664), (4, 20285332), (8, 10142666), (16, 5071333), (307, 264304), (614, 132152), (1228, 66076), (2456, 33038), (4912, 16519)]