81901656

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{5101}}^1$

素因数の和:5336

約数の個数: 48

約数和(自身を含む): 222855360

約数和(自身を除く): 140953704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 446, 669, 892, 1338, 1784, 2007, 2676, 4014, 5101, 5352, 8028, 10202, 15303, 16056, 20404, 30606, 40808, 45909, 61212, 91818, 122424, 183636, 367272, 1137523, 2275046, 3412569, 4550092, 6825138, 9100184, 10237707, 13650276, 20475414, 27300552, 40950828, 81901656]

約数ペア:

[(1, 81901656), (2, 40950828), (3, 27300552), (4, 20475414), (6, 13650276), (8, 10237707), (9, 9100184), (12, 6825138), (18, 4550092), (24, 3412569), (36, 2275046), (72, 1137523), (223, 367272), (446, 183636), (669, 122424), (892, 91818), (1338, 61212), (1784, 45909), (2007, 40808), (2676, 30606), (4014, 20404), (5101, 16056), (5352, 15303), (8028, 10202)]