81141808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1913}}^1$

素因数の和:2173

約数の個数: 40

約数和(自身を含む): 172305936

約数和(自身を除く): 91164128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 241, 482, 964, 1913, 1928, 2651, 3826, 3856, 5302, 7652, 10604, 15304, 21043, 21208, 30608, 42086, 42416, 84172, 168344, 336688, 461033, 922066, 1844132, 3688264, 5071363, 7376528, 10142726, 20285452, 40570904, 81141808]

約数ペア:

[(1, 81141808), (2, 40570904), (4, 20285452), (8, 10142726), (11, 7376528), (16, 5071363), (22, 3688264), (44, 1844132), (88, 922066), (176, 461033), (241, 336688), (482, 168344), (964, 84172), (1913, 42416), (1928, 42086), (2651, 30608), (3826, 21208), (3856, 21043), (5302, 15304), (7652, 10604)]