81995544

素因数分解:

$2^3\times 3^3\times {\mathrm{139}}^1\times {\mathrm{2731}}^1$

素因数の和:2885

約数の個数: 64

約数和(自身を含む): 229488000

約数和(自身を除く): 147492456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 139, 216, 278, 417, 556, 834, 1112, 1251, 1668, 2502, 2731, 3336, 3753, 5004, 5462, 7506, 8193, 10008, 10924, 15012, 16386, 21848, 24579, 30024, 32772, 49158, 65544, 73737, 98316, 147474, 196632, 294948, 379609, 589896, 759218, 1138827, 1518436, 2277654, 3036872, 3416481, 4555308, 6832962, 9110616, 10249443, 13665924, 20498886, 27331848, 40997772, 81995544]

約数ペア:

[(1, 81995544), (2, 40997772), (3, 27331848), (4, 20498886), (6, 13665924), (8, 10249443), (9, 9110616), (12, 6832962), (18, 4555308), (24, 3416481), (27, 3036872), (36, 2277654), (54, 1518436), (72, 1138827), (108, 759218), (139, 589896), (216, 379609), (278, 294948), (417, 196632), (556, 147474), (834, 98316), (1112, 73737), (1251, 65544), (1668, 49158), (2502, 32772), (2731, 30024), (3336, 24579), (3753, 21848), (5004, 16386), (5462, 15012), (7506, 10924), (8193, 10008)]