81109072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{4751}}^1$

素因数の和:4867

約数の個数: 40

約数和(自身を含む): 173238912

約数和(自身を除く): 92129840

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 97, 176, 194, 388, 776, 1067, 1552, 2134, 4268, 4751, 8536, 9502, 17072, 19004, 38008, 52261, 76016, 104522, 209044, 418088, 460847, 836176, 921694, 1843388, 3686776, 5069317, 7373552, 10138634, 20277268, 40554536, 81109072]

約数ペア:

[(1, 81109072), (2, 40554536), (4, 20277268), (8, 10138634), (11, 7373552), (16, 5069317), (22, 3686776), (44, 1843388), (88, 921694), (97, 836176), (176, 460847), (194, 418088), (388, 209044), (776, 104522), (1067, 76016), (1552, 52261), (2134, 38008), (4268, 19004), (4751, 17072), (8536, 9502)]