81841208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2819}}^1$

素因数の和:3035

約数の個数: 32

約数和(自身を含む): 162432000

約数和(自身を除く): 80590792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 191, 382, 764, 1528, 2819, 3629, 5638, 7258, 11276, 14516, 22552, 29032, 53561, 107122, 214244, 428488, 538429, 1076858, 2153716, 4307432, 10230151, 20460302, 40920604, 81841208]

約数ペア:

[(1, 81841208), (2, 40920604), (4, 20460302), (8, 10230151), (19, 4307432), (38, 2153716), (76, 1076858), (152, 538429), (191, 428488), (382, 214244), (764, 107122), (1528, 53561), (2819, 29032), (3629, 22552), (5638, 14516), (7258, 11276)]