81320596

素因数分解:

$2^2\times 7^2\times {\mathrm{271}}^1\times {\mathrm{1531}}^1$

素因数の和:1820

約数の個数: 36

約数和(自身を含む): 166264896

約数和(自身を除く): 84944300

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 271, 542, 1084, 1531, 1897, 3062, 3794, 6124, 7588, 10717, 13279, 21434, 26558, 42868, 53116, 75019, 150038, 300076, 414901, 829802, 1659604, 2904307, 5808614, 11617228, 20330149, 40660298, 81320596]

約数ペア:

[(1, 81320596), (2, 40660298), (4, 20330149), (7, 11617228), (14, 5808614), (28, 2904307), (49, 1659604), (98, 829802), (196, 414901), (271, 300076), (542, 150038), (1084, 75019), (1531, 53116), (1897, 42868), (3062, 26558), (3794, 21434), (6124, 13279), (7588, 10717)]