80343738

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{21563}}^1$

素因数の和:21600

約数の個数: 40

約数和(自身を含む): 187865568

約数和(自身を除く): 107521830

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 21563, 43126, 64689, 129378, 194067, 388134, 495949, 582201, 991898, 1164402, 1487847, 1746603, 2975694, 3493206, 4463541, 8927082, 13390623, 26781246, 40171869, 80343738]

約数ペア:

[(1, 80343738), (2, 40171869), (3, 26781246), (6, 13390623), (9, 8927082), (18, 4463541), (23, 3493206), (27, 2975694), (46, 1746603), (54, 1487847), (69, 1164402), (81, 991898), (138, 582201), (162, 495949), (207, 388134), (414, 194067), (621, 129378), (1242, 64689), (1863, 43126), (3726, 21563)]