81437904

素因数分解:

$2^4\times 3^2\times {\mathrm{601}}^1\times {\mathrm{941}}^1$

素因数の和:1556

約数の個数: 60

約数和(自身を含む): 228534852

約数和(自身を除く): 147096948

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 601, 941, 1202, 1803, 1882, 2404, 2823, 3606, 3764, 4808, 5409, 5646, 7212, 7528, 8469, 9616, 10818, 11292, 14424, 15056, 16938, 21636, 22584, 28848, 33876, 43272, 45168, 67752, 86544, 135504, 565541, 1131082, 1696623, 2262164, 3393246, 4524328, 5089869, 6786492, 9048656, 10179738, 13572984, 20359476, 27145968, 40718952, 81437904]

約数ペア:

[(1, 81437904), (2, 40718952), (3, 27145968), (4, 20359476), (6, 13572984), (8, 10179738), (9, 9048656), (12, 6786492), (16, 5089869), (18, 4524328), (24, 3393246), (36, 2262164), (48, 1696623), (72, 1131082), (144, 565541), (601, 135504), (941, 86544), (1202, 67752), (1803, 45168), (1882, 43272), (2404, 33876), (2823, 28848), (3606, 22584), (3764, 21636), (4808, 16938), (5409, 15056), (5646, 14424), (7212, 11292), (7528, 10818), (8469, 9616)]