161780490064

素因数分解:

$2^4\times {\mathrm{1151}}^1\times {\mathrm{8784779}}^1$

素因数の和:8785938

約数の個数: 20

約数和(自身を含む): 313722063360

約数和(自身を除く): 151941573296

約数列:

[1, 2, 4, 8, 16, 1151, 2302, 4604, 9208, 18416, 8784779, 17569558, 35139116, 70278232, 140556464, 10111280629, 20222561258, 40445122516, 80890245032, 161780490064]

約数ペア:

[(1, 161780490064), (2, 80890245032), (4, 40445122516), (8, 20222561258), (16, 10111280629), (1151, 140556464), (2302, 70278232), (4604, 35139116), (9208, 17569558), (18416, 8784779)]