91191440

素因数分解:

$2^4\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1327}}^1$

素因数の和:2199

約数の個数: 40

約数和(自身を含む): 212426880

約数和(自身を除く): 121235440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 859, 1327, 1718, 2654, 3436, 4295, 5308, 6635, 6872, 8590, 10616, 13270, 13744, 17180, 21232, 26540, 34360, 53080, 68720, 106160, 1139893, 2279786, 4559572, 5699465, 9119144, 11398930, 18238288, 22797860, 45595720, 91191440]

約数ペア:

[(1, 91191440), (2, 45595720), (4, 22797860), (5, 18238288), (8, 11398930), (10, 9119144), (16, 5699465), (20, 4559572), (40, 2279786), (80, 1139893), (859, 106160), (1327, 68720), (1718, 53080), (2654, 34360), (3436, 26540), (4295, 21232), (5308, 17180), (6635, 13744), (6872, 13270), (8590, 10616)]