81185688

素因数分解:

$2^3\times 3^2\times {\mathrm{373}}^1\times {\mathrm{3023}}^1$

素因数の和:3408

約数の個数: 48

約数和(自身を含む): 220540320

約数和(自身を除く): 139354632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 373, 746, 1119, 1492, 2238, 2984, 3023, 3357, 4476, 6046, 6714, 8952, 9069, 12092, 13428, 18138, 24184, 26856, 27207, 36276, 54414, 72552, 108828, 217656, 1127579, 2255158, 3382737, 4510316, 6765474, 9020632, 10148211, 13530948, 20296422, 27061896, 40592844, 81185688]

約数ペア:

[(1, 81185688), (2, 40592844), (3, 27061896), (4, 20296422), (6, 13530948), (8, 10148211), (9, 9020632), (12, 6765474), (18, 4510316), (24, 3382737), (36, 2255158), (72, 1127579), (373, 217656), (746, 108828), (1119, 72552), (1492, 54414), (2238, 36276), (2984, 27207), (3023, 26856), (3357, 24184), (4476, 18138), (6046, 13428), (6714, 12092), (8952, 9069)]