81731232

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25799}}^1$

素因数の和:25826

約数の個数: 72

約数和(自身を含む): 253562400

約数和(自身を除く): 171831168

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 25799, 51598, 77397, 103196, 154794, 206392, 232191, 283789, 309588, 412784, 464382, 567578, 619176, 825568, 851367, 928764, 1135156, 1238352, 1702734, 1857528, 2270312, 2476704, 2554101, 3405468, 3715056, 4540624, 5108202, 6810936, 7430112, 9081248, 10216404, 13621872, 20432808, 27243744, 40865616, 81731232]

約数ペア:

[(1, 81731232), (2, 40865616), (3, 27243744), (4, 20432808), (6, 13621872), (8, 10216404), (9, 9081248), (11, 7430112), (12, 6810936), (16, 5108202), (18, 4540624), (22, 3715056), (24, 3405468), (32, 2554101), (33, 2476704), (36, 2270312), (44, 1857528), (48, 1702734), (66, 1238352), (72, 1135156), (88, 928764), (96, 851367), (99, 825568), (132, 619176), (144, 567578), (176, 464382), (198, 412784), (264, 309588), (288, 283789), (352, 232191), (396, 206392), (528, 154794), (792, 103196), (1056, 77397), (1584, 51598), (3168, 25799)]