85104908

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{643}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 177434880

約数和(自身を除く): 92329972

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 163, 203, 326, 406, 643, 652, 812, 1141, 1286, 2282, 2572, 4501, 4564, 4727, 9002, 9454, 18004, 18647, 18908, 33089, 37294, 66178, 74588, 104809, 130529, 132356, 209618, 261058, 419236, 522116, 733663, 1467326, 2934652, 3039461, 6078922, 12157844, 21276227, 42552454, 85104908]

約数ペア:

[(1, 85104908), (2, 42552454), (4, 21276227), (7, 12157844), (14, 6078922), (28, 3039461), (29, 2934652), (58, 1467326), (116, 733663), (163, 522116), (203, 419236), (326, 261058), (406, 209618), (643, 132356), (652, 130529), (812, 104809), (1141, 74588), (1286, 66178), (2282, 37294), (2572, 33089), (4501, 18908), (4564, 18647), (4727, 18004), (9002, 9454)]